Laurent Bruxelles
@laurentbruxelles.bsky.social
Geomorphologist, geoarchaeologist, karstologist and caver. TRACES laboratory(CNRS) in Toulouse (France) and GAES, university of the Witwatersrand, Johannesburg.
Honoured to become Director of the new CNRS–University of the Witwatersrand International Research Center — the 7th worldwide & 1st in #Africa 🌍. Leaving TRACES (Toulouse) to join IFAS and Wits (Johannesburg), an exciting new adventure ahead! @cnrs.fr @umr5608traces.bsky.social #southafrica #science
September 1, 2025 at 11:14 AM
Honoured to become Director of the new CNRS–University of the Witwatersrand International Research Center — the 7th worldwide & 1st in #Africa 🌍. Leaving TRACES (Toulouse) to join IFAS and Wits (Johannesburg), an exciting new adventure ahead! @cnrs.fr @umr5608traces.bsky.social #southafrica #science
La traque des indices de biocorrosion laissées par les chauves-souris en grotte ce poursuit. C’est confirmé, des chauves-souris ont bien occupé la grotte de la Cocalière, avant que l’entrée se referme naturellement ! #karst #bats #grotte #géomorphologie #écologie #gard @umr5608traces.bsky.social
July 30, 2025 at 10:08 AM
La traque des indices de biocorrosion laissées par les chauves-souris en grotte ce poursuit. C’est confirmé, des chauves-souris ont bien occupé la grotte de la Cocalière, avant que l’entrée se referme naturellement ! #karst #bats #grotte #géomorphologie #écologie #gard @umr5608traces.bsky.social
We’re thrilled that our research in the caves of #Botswana has received the Habe Prize at the International Congress of #Speleology (UIS) in Belo Horizonte, #Brazil!
@umr5608traces.bsky.social @cnrs.fr @cnrsecologie.bsky.social #archaeology #karst #paleontology #Africa #ecology #protection
@umr5608traces.bsky.social @cnrs.fr @cnrsecologie.bsky.social #archaeology #karst #paleontology #Africa #ecology #protection
July 29, 2025 at 9:13 AM
We’re thrilled that our research in the caves of #Botswana has received the Habe Prize at the International Congress of #Speleology (UIS) in Belo Horizonte, #Brazil!
@umr5608traces.bsky.social @cnrs.fr @cnrsecologie.bsky.social #archaeology #karst #paleontology #Africa #ecology #protection
@umr5608traces.bsky.social @cnrs.fr @cnrsecologie.bsky.social #archaeology #karst #paleontology #Africa #ecology #protection
Productive meetings held on Friday at Wits University regarding the upcoming International Research Center in partnership with @cnrs.fr Promising interdisciplinary scientific collaborations between #SouthAfrica and #France are set to be launched soon @umr5608traces.bsky.social
July 13, 2025 at 10:19 AM
Productive meetings held on Friday at Wits University regarding the upcoming International Research Center in partnership with @cnrs.fr Promising interdisciplinary scientific collaborations between #SouthAfrica and #France are set to be launched soon @umr5608traces.bsky.social
Si vous êtes dans le coin, on se retrouve mardi soir à #Saint-Hippolyte-du-Fort (30) ? Je ferai le point sur nos recherche sur l’origine du genre Homo en Afrique australe #gatd #archéologie #exploration #afrique #paléontologie #karst #spéléologie #fossiles @cnrs.fr @umr5608traces.bsky.social
July 7, 2025 at 5:26 AM
Si vous êtes dans le coin, on se retrouve mardi soir à #Saint-Hippolyte-du-Fort (30) ? Je ferai le point sur nos recherche sur l’origine du genre Homo en Afrique australe #gatd #archéologie #exploration #afrique #paléontologie #karst #spéléologie #fossiles @cnrs.fr @umr5608traces.bsky.social
Our last paper paper published in @NatureComms entitled "The #archaeology of #climate #change: a blueprint for integrating #environmental and cultural systems " is freely accessible here
rdcu.be/euOc6
@cnrsecologie.bsky.social @umr5608traces.bsky.social #climate #culture #landscape #model #human
rdcu.be/euOc6
@cnrsecologie.bsky.social @umr5608traces.bsky.social #climate #culture #landscape #model #human
July 4, 2025 at 12:10 PM
Our last paper paper published in @NatureComms entitled "The #archaeology of #climate #change: a blueprint for integrating #environmental and cultural systems " is freely accessible here
rdcu.be/euOc6
@cnrsecologie.bsky.social @umr5608traces.bsky.social #climate #culture #landscape #model #human
rdcu.be/euOc6
@cnrsecologie.bsky.social @umr5608traces.bsky.social #climate #culture #landscape #model #human
Raft cone stalagmites can be linked to hypogenic cave speleogenesis as here in Zbrašovské Aragonite Caves #czech but not systematically. #cave #karst #geology @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social
June 26, 2025 at 12:08 PM
Raft cone stalagmites can be linked to hypogenic cave speleogenesis as here in Zbrašovské Aragonite Caves #czech but not systematically. #cave #karst #geology @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social
Fascinating to observe sublimation features in cave ice, like here in Eisriesenwelt, Austria. So beautiful—and refreshingly cool at around 0°C! #karst #cave #ice #mountain #wind #geology #climate @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social
June 21, 2025 at 7:09 PM
Fascinating to observe sublimation features in cave ice, like here in Eisriesenwelt, Austria. So beautiful—and refreshingly cool at around 0°C! #karst #cave #ice #mountain #wind #geology #climate @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social
Cave excursion during the 32d International Karstological school in #postojna Very interesting periglacial features are studied here, just above Planina polje ponor @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social #karst #water #climate #geology #geomorphology #flood #spring #risk
June 19, 2025 at 9:15 PM
Cave excursion during the 32d International Karstological school in #postojna Very interesting periglacial features are studied here, just above Planina polje ponor @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social #karst #water #climate #geology #geomorphology #flood #spring #risk
From the 32d International Karstological school in #postojna #ljubjana, we are exchanging about extreme events in karst. @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social #karst #water #climate #geology #geomorphology #flood #spring #risk
June 18, 2025 at 1:43 PM
From the 32d International Karstological school in #postojna #ljubjana, we are exchanging about extreme events in karst. @cnrs.fr @cnrsecologie.bsky.social @umr5608traces.bsky.social #karst #water #climate #geology #geomorphology #flood #spring #risk
Quelques traces laissées dans les grottes du Larzac : des griffades d’ours des cavernes et un visage gravé. #karst #spéléologie #gravure #larzac #cave #art #ours #bear #engravings #Herault @umr5608traces.bsky.social
June 9, 2025 at 8:32 AM
Quelques traces laissées dans les grottes du Larzac : des griffades d’ours des cavernes et un visage gravé. #karst #spéléologie #gravure #larzac #cave #art #ours #bear #engravings #Herault @umr5608traces.bsky.social
Smooth walls and ceiling of La Roquette cave, shaped by bat-induced biocorrosion. All traces of the original speleogenetic features have vanished… #cave #karst #bats #caving #biocorrosion #geomorphology #geology #Gard #Occitanie @umr5608traces.bsky.social @cnrsecologie.bsky.social @cnrs.fr
May 30, 2025 at 7:09 AM
Smooth walls and ceiling of La Roquette cave, shaped by bat-induced biocorrosion. All traces of the original speleogenetic features have vanished… #cave #karst #bats #caving #biocorrosion #geomorphology #geology #Gard #Occitanie @umr5608traces.bsky.social @cnrsecologie.bsky.social @cnrs.fr
Wonderful pareidolia formed by a naturally fallen aragonite stalactite on the floor of a cave in #Botswana. You really don’t need much imagination here…
#karst #Africa #horse #cave @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
#karst #Africa #horse #cave @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
May 24, 2025 at 11:00 AM
Wonderful pareidolia formed by a naturally fallen aragonite stalactite on the floor of a cave in #Botswana. You really don’t need much imagination here…
#karst #Africa #horse #cave @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
#karst #Africa #horse #cave @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
Bat sanctuary in Gcwihaba Caves, #Botswana. This chamber is known as the MOAB « Mother Of All Bats. » For now, they are simply gathering for the upcoming breeding season. They will be a lot more numerous soon!
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
May 22, 2025 at 4:54 PM
Bat sanctuary in Gcwihaba Caves, #Botswana. This chamber is known as the MOAB « Mother Of All Bats. » For now, they are simply gathering for the upcoming breeding season. They will be a lot more numerous soon!
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
Bat sanctuary in Gcwihaba Caves, #Botswana. This chamber is known as the MOAB « Mother Of All Bats. » For now, they are simply gathering for the upcoming breeding season. They will be a lot more numerous soon!
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
May 22, 2025 at 4:49 PM
Bat sanctuary in Gcwihaba Caves, #Botswana. This chamber is known as the MOAB « Mother Of All Bats. » For now, they are simply gathering for the upcoming breeding season. They will be a lot more numerous soon!
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
#karst #Africa @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
We are back in #Botswana for our researches about Human origins. So wonderful caves to explore and new sites to discover with the Botswana National Museum team. #archaeology #karst #geomorphology #geology #Africa #paleontology @cnrs.fr @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
May 19, 2025 at 8:35 PM
We are back in #Botswana for our researches about Human origins. So wonderful caves to explore and new sites to discover with the Botswana National Museum team. #archaeology #karst #geomorphology #geology #Africa #paleontology @cnrs.fr @cnrs.fr @umr5608traces.bsky.social @cnrsecologie.bsky.social
Nature's secret artists! Biocorrosion has polished these cave walls, and the thick dark bacterial biofilm above is still actively reshaping the underground world.
@umr5608traces.bsky.social @cnrsecologie.bsky.social @cnrs.fr
#bats #biocorrosion #caving #science #geology #ecology
@umr5608traces.bsky.social @cnrsecologie.bsky.social @cnrs.fr
#bats #biocorrosion #caving #science #geology #ecology
April 29, 2025 at 6:59 AM
Nature's secret artists! Biocorrosion has polished these cave walls, and the thick dark bacterial biofilm above is still actively reshaping the underground world.
@umr5608traces.bsky.social @cnrsecologie.bsky.social @cnrs.fr
#bats #biocorrosion #caving #science #geology #ecology
@umr5608traces.bsky.social @cnrsecologie.bsky.social @cnrs.fr
#bats #biocorrosion #caving #science #geology #ecology
Merci aux organisateurs du 25e colloque du GMPCA #rouen pour m’avoir invité à donner une keynote sur les méthodes développées autour de nos recherches en Afrique du Sud #archéologie #préhistoire #karst #géologie @univrouen.bsky.social @metropolerouenn.bsky.social @cnrs.fr @umr5608traces.bsky.social
April 18, 2025 at 12:17 PM
Merci aux organisateurs du 25e colloque du GMPCA #rouen pour m’avoir invité à donner une keynote sur les méthodes développées autour de nos recherches en Afrique du Sud #archéologie #préhistoire #karst #géologie @univrouen.bsky.social @metropolerouenn.bsky.social @cnrs.fr @umr5608traces.bsky.social
En cours, très belle conférence de Dominique Cliquet sur les occupations néandertaliennes révélées par l’érosion littorale en #Normandie dans le cadre du 25e colloque du GMPCA #rouen #neandertal #archéologie #préhistoire #littoral #Manche @univrouen.bsky.social @metropolerouenn.bsky.social @cnrs.fr
April 17, 2025 at 4:30 PM
En cours, très belle conférence de Dominique Cliquet sur les occupations néandertaliennes révélées par l’érosion littorale en #Normandie dans le cadre du 25e colloque du GMPCA #rouen #neandertal #archéologie #préhistoire #littoral #Manche @univrouen.bsky.social @metropolerouenn.bsky.social @cnrs.fr
Many thanks to the Romanian, Swiss, and Italian team for this fruitful collaboration. We successfully collected two substantial cores of bat guano from Sura Mare Cave, #Romania. We are now beginning the search for paleoenvironmental insights
@cnrsecologie.bsky.social @umr5608traces.bsky.social
@cnrsecologie.bsky.social @umr5608traces.bsky.social
April 13, 2025 at 12:36 PM
Many thanks to the Romanian, Swiss, and Italian team for this fruitful collaboration. We successfully collected two substantial cores of bat guano from Sura Mare Cave, #Romania. We are now beginning the search for paleoenvironmental insights
@cnrsecologie.bsky.social @umr5608traces.bsky.social
@cnrsecologie.bsky.social @umr5608traces.bsky.social
Caving in Sura Mare Cave, #Romania, to search for bat guano and quartz sediments at higher levels—deposited by an ancient river—for cosmogenic dating
#cave #karst #bats #science #geology #geomorphology #dating #river #water #biocorrosion @cnrs.fr @umr5608traces.bsky.social
#cave #karst #bats #science #geology #geomorphology #dating #river #water #biocorrosion @cnrs.fr @umr5608traces.bsky.social
April 12, 2025 at 3:13 PM
Caving in Sura Mare Cave, #Romania, to search for bat guano and quartz sediments at higher levels—deposited by an ancient river—for cosmogenic dating
#cave #karst #bats #science #geology #geomorphology #dating #river #water #biocorrosion @cnrs.fr @umr5608traces.bsky.social
#cave #karst #bats #science #geology #geomorphology #dating #river #water #biocorrosion @cnrs.fr @umr5608traces.bsky.social
Way back after bat guano coring in Sura Mare cave #romania #cave #karst #bats #science #geology #geomorphology @cnrs.fr @umr5608traces.bsky.social
April 11, 2025 at 7:47 AM
Way back after bat guano coring in Sura Mare cave #romania #cave #karst #bats #science #geology #geomorphology @cnrs.fr @umr5608traces.bsky.social
These features look like classical karst formations, but these cupolas are actually the result of biocorrosion caused by bats. Cioclovina Cave in #Romania is a fascinating example of how bat colonies can reshape a cave! #karst #bats #cave #biocorrosion #Transylvania @umr5608traces.bsky.social
April 11, 2025 at 6:01 AM
These features look like classical karst formations, but these cupolas are actually the result of biocorrosion caused by bats. Cioclovina Cave in #Romania is a fascinating example of how bat colonies can reshape a cave! #karst #bats #cave #biocorrosion #Transylvania @umr5608traces.bsky.social
Geoarchaeology in caves requires caving skills to access archaeological sites. At the bottom of this 20m shaft, an interesting Neolithic site was discovered, which at the time was accessible through a different entrance @umr5608traces.bsky.social @cnrs.fr #karst #archaeology #caving #Gard #Occitanie
April 5, 2025 at 5:27 AM
Geoarchaeology in caves requires caving skills to access archaeological sites. At the bottom of this 20m shaft, an interesting Neolithic site was discovered, which at the time was accessible through a different entrance @umr5608traces.bsky.social @cnrs.fr #karst #archaeology #caving #Gard #Occitanie
The Karst Record 10 international conference continues in #Capetown, after our fieldtrip on Sterkfontein caves last week. We exchange about #karst #climat #isotopes #geology #geomophology #environment #archaelogy #stratigraphy #sediments etc.
@umr5608traces.bsky.social @cnrs.fr
@umr5608traces.bsky.social @cnrs.fr
March 26, 2025 at 1:20 PM
The Karst Record 10 international conference continues in #Capetown, after our fieldtrip on Sterkfontein caves last week. We exchange about #karst #climat #isotopes #geology #geomophology #environment #archaelogy #stratigraphy #sediments etc.
@umr5608traces.bsky.social @cnrs.fr
@umr5608traces.bsky.social @cnrs.fr