Melaine Le Roy
@subfossilguy.bsky.social
Assiduous dendroglaciologist, moraine lover, wandering geomorphologist, living in the Holocene, climate (and eco-) anxious, @edytem.bsky.social
https://www.researchgate.net/profile/Melaine-Le-Roy-2?ev=hdr_xprf
https://www.researchgate.net/profile/Melaine-Le-Roy-2?ev=hdr_xprf
‘We are the last generation that can act!’ 🔥
Glaciers around the world are melting so fast that we need to store ice cores in a sanctuary so that the next generation of researchers will have raw material to study! 🧊🔬
The ICE MEMORY project facilities just opened 2 days ago in Antarctica!
📽️Via AFP
Glaciers around the world are melting so fast that we need to store ice cores in a sanctuary so that the next generation of researchers will have raw material to study! 🧊🔬
The ICE MEMORY project facilities just opened 2 days ago in Antarctica!
📽️Via AFP
January 16, 2026 at 6:16 PM
‘We are the last generation that can act!’ 🔥
Glaciers around the world are melting so fast that we need to store ice cores in a sanctuary so that the next generation of researchers will have raw material to study! 🧊🔬
The ICE MEMORY project facilities just opened 2 days ago in Antarctica!
📽️Via AFP
Glaciers around the world are melting so fast that we need to store ice cores in a sanctuary so that the next generation of researchers will have raw material to study! 🧊🔬
The ICE MEMORY project facilities just opened 2 days ago in Antarctica!
📽️Via AFP
See our paper about the geomorphological aspects of the torrential flooding of the Étançons torrent at La Bérarde on June 21, 2024 🌊👇
journals.openedition.org/geomorpholog...
ONF (Office National des Forêts) / EDYTEM / Styx4D
journals.openedition.org/geomorpholog...
ONF (Office National des Forêts) / EDYTEM / Styx4D
January 16, 2026 at 12:19 PM
See our paper about the geomorphological aspects of the torrential flooding of the Étançons torrent at La Bérarde on June 21, 2024 🌊👇
journals.openedition.org/geomorpholog...
ONF (Office National des Forêts) / EDYTEM / Styx4D
journals.openedition.org/geomorpholog...
ONF (Office National des Forêts) / EDYTEM / Styx4D
La Bérarde one century ago!
Juillet 1926
Get a moving dive into the Roaring Twenties in the Haut Vénéon, thanks to the Maupin/Durozad family fund! 📷
This place was devastated on 20-21th June 2024 by anthropogenic climate change.... and that's only the beginning! 📈🔥🌊
🙏 Yann Durozad
Juillet 1926
Get a moving dive into the Roaring Twenties in the Haut Vénéon, thanks to the Maupin/Durozad family fund! 📷
This place was devastated on 20-21th June 2024 by anthropogenic climate change.... and that's only the beginning! 📈🔥🌊
🙏 Yann Durozad
January 15, 2026 at 9:22 PM
La Bérarde one century ago!
Juillet 1926
Get a moving dive into the Roaring Twenties in the Haut Vénéon, thanks to the Maupin/Durozad family fund! 📷
This place was devastated on 20-21th June 2024 by anthropogenic climate change.... and that's only the beginning! 📈🔥🌊
🙏 Yann Durozad
Juillet 1926
Get a moving dive into the Roaring Twenties in the Haut Vénéon, thanks to the Maupin/Durozad family fund! 📷
This place was devastated on 20-21th June 2024 by anthropogenic climate change.... and that's only the beginning! 📈🔥🌊
🙏 Yann Durozad
INCREDIBLY massive avalanche struck the Elbrus resort (Kabardino-Balkaria, Caucasus, RU) today on the SE face of Ebrus, down to ~2300 m asl! ❄️🌊
Via @WeatherMonitors
Via @WeatherMonitors
January 15, 2026 at 9:04 PM
INCREDIBLY massive avalanche struck the Elbrus resort (Kabardino-Balkaria, Caucasus, RU) today on the SE face of Ebrus, down to ~2300 m asl! ❄️🌊
Via @WeatherMonitors
Via @WeatherMonitors
Bossons Glacier
2022 | 2025
One of Europe's most impressive glaciated landscape is collapsing right before our eyes! 🧊🔥
Since 2022, the level of melting has reached unknown territories 📈
📷 Via Meteo Valle d'Aosta
2022 | 2025
One of Europe's most impressive glaciated landscape is collapsing right before our eyes! 🧊🔥
Since 2022, the level of melting has reached unknown territories 📈
📷 Via Meteo Valle d'Aosta
January 13, 2026 at 8:09 PM
Bossons Glacier
2022 | 2025
One of Europe's most impressive glaciated landscape is collapsing right before our eyes! 🧊🔥
Since 2022, the level of melting has reached unknown territories 📈
📷 Via Meteo Valle d'Aosta
2022 | 2025
One of Europe's most impressive glaciated landscape is collapsing right before our eyes! 🧊🔥
Since 2022, the level of melting has reached unknown territories 📈
📷 Via Meteo Valle d'Aosta
Aiguilles de Chamonix plastered with snow tonight after huge recent snowfall (>1m at these elevations) 🏔️❄️
@lomdumtblanc.bsky.social
@lomdumtblanc.bsky.social
January 11, 2026 at 9:01 PM
Aiguilles de Chamonix plastered with snow tonight after huge recent snowfall (>1m at these elevations) 🏔️❄️
@lomdumtblanc.bsky.social
@lomdumtblanc.bsky.social
Winter wonderland...finally! ❄️
Aiguille du Goûter and Bionnassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
Aiguille du Goûter and Bionnassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
January 11, 2026 at 3:45 PM
Winter wonderland...finally! ❄️
Aiguille du Goûter and Bionnassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
Aiguille du Goûter and Bionnassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
Winter wonderland...finally! ❄️
Aiguille du Goûter and Bionassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
Aiguille du Goûter and Bionassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
January 11, 2026 at 3:17 PM
Winter wonderland...finally! ❄️
Aiguille du Goûter and Bionassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
Aiguille du Goûter and Bionassay today from Mont Lachat.
Snow at 1800 m: 120 cm, of which 90 cm from last days! 🤍
📷 @lomdumtblanc.bsky.social
Highway with a view! 😲❄️🌊
Huge aerosol shot yesterday below Corno Grande north face, 2912 m asl (Gran Sasso massif, Apennines, IT) just before the entrance to the 10 km tunnel that passes under the mountain!
📷 L. Visconti
Huge aerosol shot yesterday below Corno Grande north face, 2912 m asl (Gran Sasso massif, Apennines, IT) just before the entrance to the 10 km tunnel that passes under the mountain!
📷 L. Visconti
January 10, 2026 at 4:21 PM
Highway with a view! 😲❄️🌊
Huge aerosol shot yesterday below Corno Grande north face, 2912 m asl (Gran Sasso massif, Apennines, IT) just before the entrance to the 10 km tunnel that passes under the mountain!
📷 L. Visconti
Huge aerosol shot yesterday below Corno Grande north face, 2912 m asl (Gran Sasso massif, Apennines, IT) just before the entrance to the 10 km tunnel that passes under the mountain!
📷 L. Visconti
Lovely study site! 🥰🧊
Sampling of a moraine boulder deposited by Bonnepierre Glacier 3.6 ka yr ago for TCN dating 🔨⏲️
The Dôme des Ecrins (4,015 m asl) towers Bonnepierre Gl. from its 1100 m-high NW face! 🏔️
Left moraine is 4.2 ka yr old!
Published here:
www.sciencedirect.com/science/arti...
Sampling of a moraine boulder deposited by Bonnepierre Glacier 3.6 ka yr ago for TCN dating 🔨⏲️
The Dôme des Ecrins (4,015 m asl) towers Bonnepierre Gl. from its 1100 m-high NW face! 🏔️
Left moraine is 4.2 ka yr old!
Published here:
www.sciencedirect.com/science/arti...
January 10, 2026 at 4:03 PM
Lovely study site! 🥰🧊
Sampling of a moraine boulder deposited by Bonnepierre Glacier 3.6 ka yr ago for TCN dating 🔨⏲️
The Dôme des Ecrins (4,015 m asl) towers Bonnepierre Gl. from its 1100 m-high NW face! 🏔️
Left moraine is 4.2 ka yr old!
Published here:
www.sciencedirect.com/science/arti...
Sampling of a moraine boulder deposited by Bonnepierre Glacier 3.6 ka yr ago for TCN dating 🔨⏲️
The Dôme des Ecrins (4,015 m asl) towers Bonnepierre Gl. from its 1100 m-high NW face! 🏔️
Left moraine is 4.2 ka yr old!
Published here:
www.sciencedirect.com/science/arti...
All this wood grew during Otzi's lifetime and died with a glacier advance in 3058 BCE! 🧊🌲💍
#subfossil #wood #Alps
#subfossil #wood #Alps
January 10, 2026 at 1:31 PM
All this wood grew during Otzi's lifetime and died with a glacier advance in 3058 BCE! 🧊🌲💍
#subfossil #wood #Alps
#subfossil #wood #Alps
Western Canada glaciers suffered 2nd-greatest ice loss on record in 2025! 🥈🔥
"it's not a question of if the glaciers are going to disappear, they are going to disappear" (B. Menounos)
www.cbc.ca/news/canada/...
Bare Illecillewaet Glacier, inside Glacier National Park, taken on 18 September 2025 👇
"it's not a question of if the glaciers are going to disappear, they are going to disappear" (B. Menounos)
www.cbc.ca/news/canada/...
Bare Illecillewaet Glacier, inside Glacier National Park, taken on 18 September 2025 👇
January 9, 2026 at 7:45 PM
Western Canada glaciers suffered 2nd-greatest ice loss on record in 2025! 🥈🔥
"it's not a question of if the glaciers are going to disappear, they are going to disappear" (B. Menounos)
www.cbc.ca/news/canada/...
Bare Illecillewaet Glacier, inside Glacier National Park, taken on 18 September 2025 👇
"it's not a question of if the glaciers are going to disappear, they are going to disappear" (B. Menounos)
www.cbc.ca/news/canada/...
Bare Illecillewaet Glacier, inside Glacier National Park, taken on 18 September 2025 👇
Aiguille Verte and Drus tonight! 🤩
Snowpack still very weak in the Northern Alps before the weather change that is expected to finally bring decent snow... ❄️
📷 @pinpinmag
Snowpack still very weak in the Northern Alps before the weather change that is expected to finally bring decent snow... ❄️
📷 @pinpinmag
January 7, 2026 at 5:19 PM
Aiguille Verte and Drus tonight! 🤩
Snowpack still very weak in the Northern Alps before the weather change that is expected to finally bring decent snow... ❄️
📷 @pinpinmag
Snowpack still very weak in the Northern Alps before the weather change that is expected to finally bring decent snow... ❄️
📷 @pinpinmag
Greenland North East coast
Paul Emile Victor
1937-1950
Those who neither recognise nor create Beauty do not deserve this. 🤍
Paul Emile Victor
1937-1950
Those who neither recognise nor create Beauty do not deserve this. 🤍
January 6, 2026 at 3:57 PM
Greenland North East coast
Paul Emile Victor
1937-1950
Those who neither recognise nor create Beauty do not deserve this. 🤍
Paul Emile Victor
1937-1950
Those who neither recognise nor create Beauty do not deserve this. 🤍
Remember to have this figure in memory when speaking to denialists is 2026.
Everything else is just lies.
Anything that contributes to these emissions will make harmonious coexistence on this planet impossible.
Via @hausfath.bsky.social 🙏
Everything else is just lies.
Anything that contributes to these emissions will make harmonious coexistence on this planet impossible.
Via @hausfath.bsky.social 🙏
January 2, 2026 at 7:36 PM
Remember to have this figure in memory when speaking to denialists is 2026.
Everything else is just lies.
Anything that contributes to these emissions will make harmonious coexistence on this planet impossible.
Via @hausfath.bsky.social 🙏
Everything else is just lies.
Anything that contributes to these emissions will make harmonious coexistence on this planet impossible.
Via @hausfath.bsky.social 🙏
The Queen of Valais today! 🏔️🥰
📷 Sandra Gorsic 🙏
📷 Sandra Gorsic 🙏
December 30, 2025 at 2:51 PM
The Queen of Valais today! 🏔️🥰
📷 Sandra Gorsic 🙏
📷 Sandra Gorsic 🙏
After a snowfall last October, the weather cleared at duskand low-angle light magnified three major spots of that Mont Blanc massif sector ❄️🧊😍
- The Grands Mulets Hut (3,057 m) at foreground
- The monolithe Aig. de Saussure (3,839 m) to the L.
- The Mont Maudit (4465 m) to the R. 🏔️
- The Grands Mulets Hut (3,057 m) at foreground
- The monolithe Aig. de Saussure (3,839 m) to the L.
- The Mont Maudit (4465 m) to the R. 🏔️
December 29, 2025 at 9:54 PM
After a snowfall last October, the weather cleared at duskand low-angle light magnified three major spots of that Mont Blanc massif sector ❄️🧊😍
- The Grands Mulets Hut (3,057 m) at foreground
- The monolithe Aig. de Saussure (3,839 m) to the L.
- The Mont Maudit (4465 m) to the R. 🏔️
- The Grands Mulets Hut (3,057 m) at foreground
- The monolithe Aig. de Saussure (3,839 m) to the L.
- The Mont Maudit (4465 m) to the R. 🏔️
Rhône Glacier
1910 | 2025
In one century the Rhône Glacier entirely disappeared from the road of Furka Pass! 🧊🔥
What a sight it must have been! 🤩
📷 Juergen Merz (@glacionaut)
1910 | 2025
In one century the Rhône Glacier entirely disappeared from the road of Furka Pass! 🧊🔥
What a sight it must have been! 🤩
📷 Juergen Merz (@glacionaut)
December 29, 2025 at 5:49 PM
Rhône Glacier
1910 | 2025
In one century the Rhône Glacier entirely disappeared from the road of Furka Pass! 🧊🔥
What a sight it must have been! 🤩
📷 Juergen Merz (@glacionaut)
1910 | 2025
In one century the Rhône Glacier entirely disappeared from the road of Furka Pass! 🧊🔥
What a sight it must have been! 🤩
📷 Juergen Merz (@glacionaut)
Survival estimates and population numbers for wolves in France for winter 2024/25! 🐺
Population: ~1088 ± 100
Survival rate: significant decrease (down to 66%)
Cause: special levy scheme, which rose from around 10% of the population (2014-18) to 19% (2019-25)
hal.science/hal-05417020v1
Population: ~1088 ± 100
Survival rate: significant decrease (down to 66%)
Cause: special levy scheme, which rose from around 10% of the population (2014-18) to 19% (2019-25)
hal.science/hal-05417020v1
December 29, 2025 at 2:29 PM
Survival estimates and population numbers for wolves in France for winter 2024/25! 🐺
Population: ~1088 ± 100
Survival rate: significant decrease (down to 66%)
Cause: special levy scheme, which rose from around 10% of the population (2014-18) to 19% (2019-25)
hal.science/hal-05417020v1
Population: ~1088 ± 100
Survival rate: significant decrease (down to 66%)
Cause: special levy scheme, which rose from around 10% of the population (2014-18) to 19% (2019-25)
hal.science/hal-05417020v1
Fancy an immersive tour of Chamonix 130 yrs ago? ⛰️ 🥰
AI-generated overview of classic Mer de Glace tourist route during the Belle Époque! ⏲️
Tourists used to climb up to Montenvers on muleback and descend via the Mauvais Pas, passing by the Chapeau Buvette 🧊 🐎 👣
📽️ C. Boymond Lasserre/ S. Mugnier
AI-generated overview of classic Mer de Glace tourist route during the Belle Époque! ⏲️
Tourists used to climb up to Montenvers on muleback and descend via the Mauvais Pas, passing by the Chapeau Buvette 🧊 🐎 👣
📽️ C. Boymond Lasserre/ S. Mugnier
December 28, 2025 at 2:53 PM
Fancy an immersive tour of Chamonix 130 yrs ago? ⛰️ 🥰
AI-generated overview of classic Mer de Glace tourist route during the Belle Époque! ⏲️
Tourists used to climb up to Montenvers on muleback and descend via the Mauvais Pas, passing by the Chapeau Buvette 🧊 🐎 👣
📽️ C. Boymond Lasserre/ S. Mugnier
AI-generated overview of classic Mer de Glace tourist route during the Belle Époque! ⏲️
Tourists used to climb up to Montenvers on muleback and descend via the Mauvais Pas, passing by the Chapeau Buvette 🧊 🐎 👣
📽️ C. Boymond Lasserre/ S. Mugnier
Landslide on the SE face of Petit Flambeau (3,440 m asl) in the Géant basin around the 13th Dec. 2025! 🔥
📷 Gilles Leger
📷 Gilles Leger
December 28, 2025 at 12:48 PM
Landslide on the SE face of Petit Flambeau (3,440 m asl) in the Géant basin around the 13th Dec. 2025! 🔥
📷 Gilles Leger
📷 Gilles Leger
December 27, 2025 at 8:56 PM
Dent Blanche tonight! 🏔️🥰
📷 Sandra Gorsic 🙏
📷 Sandra Gorsic 🙏
December 27, 2025 at 8:29 PM
Dent Blanche tonight! 🏔️🥰
📷 Sandra Gorsic 🙏
📷 Sandra Gorsic 🙏
Bossons Glacier before the collapse 🤍
16th Aug. 2021
Chiaro-oscuro Glacier series 🖤
16th Aug. 2021
Chiaro-oscuro Glacier series 🖤
December 27, 2025 at 4:02 PM
Bossons Glacier before the collapse 🤍
16th Aug. 2021
Chiaro-oscuro Glacier series 🖤
16th Aug. 2021
Chiaro-oscuro Glacier series 🖤
Time to share! 🤍
Here are some of the subfossil wood samples that have been shipped all over Europe these days as counterparts for my recent crowdfunding campaign on Wemakeit! 🧊🔬
Thank you to all contributors for this incredible success! 🙏
Which one do you prefer? 🌲💍
Here are some of the subfossil wood samples that have been shipped all over Europe these days as counterparts for my recent crowdfunding campaign on Wemakeit! 🧊🔬
Thank you to all contributors for this incredible success! 🙏
Which one do you prefer? 🌲💍
December 26, 2025 at 5:27 PM
Time to share! 🤍
Here are some of the subfossil wood samples that have been shipped all over Europe these days as counterparts for my recent crowdfunding campaign on Wemakeit! 🧊🔬
Thank you to all contributors for this incredible success! 🙏
Which one do you prefer? 🌲💍
Here are some of the subfossil wood samples that have been shipped all over Europe these days as counterparts for my recent crowdfunding campaign on Wemakeit! 🧊🔬
Thank you to all contributors for this incredible success! 🙏
Which one do you prefer? 🌲💍