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About 27 % of French mainland coastline is eroding. These areas became increasingly vulnerable in recent years. With a growing population living less than 25 kilometres from sea shores in France and all over the world new challenges are looming. Not only erosion and receding coastlines but also major societal issues. There are three types of coastal environments in France: estuaries, cliffs and sandy beaches. As they have extremely different morphologies, the processes causing changes and…

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Between land and sea
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About 70.8 % of the Earth's surface is covered by oceans. This huge reservoir of biodiversity is home to millions of species. Three researchers, Gilles Le Boeuf, Nadine Le Bris and Nathalie Niquil, explain the impacts of climate change on the marine environment. The multiple alterations caused by humans weaken ocean ecosystems and undermine their role as natural climate regulators. These far-reaching changes, which affect the abundance and diversity of marine species, have an impact on the…

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Oceans: reservoirs of biodiversity
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Pendant longtemps, les discussions sur le changement climatique n ' ont pas pris l ' océan en compte. Quel rôle l ' océan joue-t-il dans le climat et quels sont les impacts du changement climatique sur l ' océan? Trois chercheurs, Sabrina Speich, Gilles Reverdin et Benoît Meyssignac, reviennent sur deux problématiques, le réchauffement et l'élévation du niveau des océans. Les mesures effectuées par des marégraphes, puis des satellites ont démontré que le niveau de la mer est monté…

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Océans : élévation et réchauffement
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A special evening to celebrate Edgar Morin's 60th career year at the CNRS was organized on the first floor of the Eiffel Tower. Various personalities from the world of research but also from politics came to pay tribute to the outstanding career of this global thinker. In a speech that was both funny and moving, Edgar Morin recalled when he joined the CNRS in 1951, at the age of 31. This gave the opportunity for the sociologist to outline the incredible freedom he enjoyed as a researcher in…

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An evening with Edgar Morin

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