Ice core sample in the Mont Blanc massif

Drilling tent and mess tent lit in early evening, before the summit of Mont Blanc, during an ice coring operation at the col du Dôme pass (4,300 m), in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Assembling the structure of a drilling tent in the valley, before the start of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif, in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made…

The summit of Mont Blanc, with the observatory and the Vallot refuge in the foreground, during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Snowblower airlifted in to excavate a repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. In the background, the summit of Mont Blanc. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in…

Snowblower airlifted in to excavate a repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. In the background, the summit of Mont Blanc. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in…

Cargo delivered from the valley by helicopter during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. In the background, the summit of Mont Blanc. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database…

Start up of the snowblower used to excavate a repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a…

Cargo delivered from the valley by helicopter during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The cargo consists especially of wooden posts and panels which will be used to install the camp. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be…

Mise en route d'une fraise à neige qui servira à creuser une cave de stockage pour les carottes de glace prélevées lors d'une opération de forage au col du Dôme (4 300 m), dans le massif du Mont-Blanc, en août 2016. Cette mission rentre dans le cadre du programme "mémoire de la glace" (Ice Memory), pour la sauvegarde du patrimoine glaciaire mondial. Une équipe internationale de glaciologues et ingénieurs a prélevé trois carottes de glace de 130 m chacune. L'une sera analysée en 2019 pour…

Excavation of the repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Automatic weather station installed at the Vallot observatory in the Mont-Blanc massif in August 2016. The measurements were transmitted daily to the LGGE (Glaciology and Environmental Geophysics Laboratory). This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long…

Excavation of the repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Excavation of the repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Excavation of the repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Excavation of the repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Excavation of the repository for the storage of ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Snow ridge on the Goûter Needle in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Snow ridge on the Goûter Needle in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Installing the roof of the repository excavated to store the ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

Installing the roof of the repository excavated to store the ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

Installing the roof of the repository excavated to store the ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

The summit of Mont Blanc, with the observatory and the Vallot refuge in the foreground, during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Equipment being delivered from the valley by helicopter during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. In the background, the summit of Mont Blanc. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting…

Equipment being delivered from the valley by helicopter during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. In the background, the summit of Mont Blanc. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting…

Delivery of a pre-assembled tent airlifted from the valley during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Delivery of a pre-assembled tent airlifted from the valley during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Delivery of a pre-assembled tent airlifted from the valley during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Preparation of a tent to shelter the facilities for crating the ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

Preparation of a tent to shelter the facilities for crating the ice cores collected during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

Preparation of a tent to shelter the facilities for crating the ice cores collected during an ice coring operation at the col du Dôme pass (4 300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

Repository used to store the ice cores extracted during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Assembly of the camp mess tent during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community…

The research camp before the summit of Mont Blanc, during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

The research camp before the summit of Mont Blanc, during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

Tent and borer installed for an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other…

Vallot observatory, a little before sunrise, in the in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Sunrise over the Vallot refuge and observatory, seen from the Bosses Ridge (4,500 m) in the Mont-Blanc massif in August 2016. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database…

Climbers on the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Climbers on the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Summit of Mont Blanc (4,810 m) in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be…

Climbers on the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Climbers on the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

The Vallot observatory and refuge, seen from the Bosses Ridge (4,500 m) in the Mont-Blanc massif in August 2016. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made…

Camp and drill site of an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two…

Camp and drill site of an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two…

Assembly of the camp mess tent during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community…

Drill tent and borer prepared for an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

Interior of the drill tent with a logging and cutting bench, during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Extraction of an ice core after drilling at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be…

Glacier and fallen seracs (very large ice blocks) in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Glacier and fallen seracs (very large ice blocks) in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Camp and drill site of an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two…

Camp and drill site of an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Mess tent lit in the early evening before the summit of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community…

Mess tent lit in the early evening before the summit of Mont Blanc, by a full moon. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Mess tent lit in the early evening before the summit of Mont Blanc, by a full moon. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

Lamella of ice observed against the light, during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific…

Recording an ice core in a computerised database from a tent set up for an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. The core was also measured and numbered. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Ice core being cut into 1 m lengths, in a tent installed for an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Radar measurements in the snowpack, during an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Radar measurements in the snowpack, around the area of an ice coring at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific…

Camp before the summit of Mont Blanc, during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will…

The Aiguille du Midi, the Aiguille du Plan and the Aiguille Verte at daybreak, seen from the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Researcher preparing to remove an ice core from the corer tube during an ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Last ice core extracted from a depth of 126 m during the first drilling operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. Incrustations of small pebbles and a greenish colouring can be seen at the bottom of the core sample. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores…

Last ice core extracted from a depth of 126 m during the first drilling operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. Incrustations of small pebbles and a greenish colouring can be seen at the bottom of the core sample. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores…

Evening meal in the camp mess tent during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific…

Daybreak over the camp site of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

Daybreak over the camp site of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

Daybreak over the drilling tent during the operation at the col du Dôme pass (4 300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other…

Daybreak over the drilling tent during the operation at the col du Dôme pass (4 300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other…

Sun behind Mont Maudit and the first light of the day on Mont Blanc. In the foreground, the camp and ice drilling equipment during the mission at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database…

At daybreak, two climbers arrive at the col du Dôme pass (4 260 m), the normal route for ascending Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made…

Daybreak over the drilling site during the operation at the col du Dôme pass (4 300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other…

Camp and drilling site during the operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. The drill tent and the ice corer can be seen on the left with the entrance to the ice core repository in the foreground. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed…

Early morning at the camp of an ice coring operation at the col du Dôme pass (4,300 m), before the summit of Mont Blanc in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community…

Information panel for climbers explaining an ice coring operation in progress at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The drilling tent and the corer can be seen in the background. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Sled equipped with GPS and radar to take measurements around the drilling site at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Ice coring operation camp site before the summit of Mont Maudit, at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific…

Ice coring operation campsite and facilities before the summit of the Mont Blanc, at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

Climbers returning from the summit of Mont Blanc, in front of the camp site and the facilities of an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers took three ice core samples, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available…

Snow flurries on the windswept summit ridge of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be…

The Vallot refuge and observatory in front of the seracs of the North face of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Entrance to the repository used to store the ice cores extracted during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The snowblower used to excavate the repository can be seen on the left. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed…

Equipment being airlifted for renovation work on the Vallot observatory (4,360 m), in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m). This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Equipment being airlifted for renovation work on the Vallot observatory (4,360 m), in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m). This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Climbers descending towards the Vallot refuge and observatory; in the background, the camp site and facilities of an ice coring mission at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Climbers on the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Summit of Mont Blanc (4,810 m) in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be…

The Glacier du Géant and nearby peaks, seen from the summit of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a…

Detailed examination of an ice core before processing, in the drilling tent at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Lamella of ice observed against the light, before the summit of Mont Blanc during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Brushing an ice core before processing in the tent of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

The Vallot refuge and observatory in front of the seracs of the North face of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Ice chips are removed from the tube before removing an ice core from the corer. This core was collected during an ice coring operation at the col du Dôme pass in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a…

Extraction of the corer during an ice coring operation at the col du Dôme pass in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will…

The corer tube before extraction of an ice core collected during an ice coring operation at the col du Dôme pass in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

The corer tube before extraction of an ice core collected during an ice coring operation at the col du Dôme pass in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Backlit observation of part of an ice core collected during an ice coring operation at the col du Dôme pass in the Mont-Blanc massif in August 2016. The presence of a rock fragment indicates that the bore reached bedrock. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim…

The Aiguille du Midi, the Aiguille du Plan and the Aiguille Verte at sunset, seen from the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with…

Mess tent lit in the early evening before the summit of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Mess tent lit in the early evening in front of the summit of Mont Maudit. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m) in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made…

Play of shadows and clouds on the Aiguille du Midi and the Aiguille du Plan, seen from the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This picture was taken during an ice coring operation. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Drilling tent and mess tent lit in early evening, before the summit of Mont Blanc, during an ice coring operation at the col du Dôme pass (4,300 m), in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Ice coring operation at the col du Dôme pass (4,300 m), in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other two will be taken to the…

Last ice core extracted from a depth of 128 m during the third drilling operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. The presence of rock fragments indicates that the bore touched bedrock for the third time, marking the complete success of the operation. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores,…

Climbers on the Bosses ridge (4,500 m), at daybreak during their ascension of Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made…

Climbers descending towards the Vallot refuge and observatory; in the background, the camp site and facilities of an ice coring mission at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of…

Climbers on the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to…

Climbers crossing the Bosses Ridge (4,500 m), the normal route for ascending Mont Blanc, in August 2016. The Vallot refuge and observatory can be seen behind them. In the background, the site of an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019…

The Chamonix valley seen from the summit of the Mont Blanc. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other…

The Vallot observatory (4,360 m) overlooking the Chamonix valley. This picture was taken during an ice coring operation at the col du Dôme pass (4,300 m), part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The…

Dismantling the facilities of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire scientific community. The other…

Equipment ready to be airlifted to the valley, on completion of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Equipment ready to be airlifted to the valley, on completion of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…

Equipment being airlifted to the valley on completion of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Equipment being airlifted to the valley on completion of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the entire…

Equipment ready to be airlifted to the valley, on completion of an ice coring operation at the col du Dôme pass (4,300 m) in the Mont-Blanc massif in August 2016. This operation was part of the Mémoire de la Glace (memory of ice) programme instated to save the glacial world heritage. An international team of glaciologists and engineers collected three ice cores, each 130 m long. One of these cores will be analysed in 2019 with the aim of constituting a database to be made available to the…