The Petit Vignemale glacier, left, and the Oulettes, right, on the Vignemale massif's north face in the Pyrenean mountain range, as seen from the Gaube valley in southern France, Aug. 3, 2020. (AP ...
Directeur de recherche CNRS, Expert for Conservation Biology, Axa Chair for Functional Mountain Ecology at the École Nationale Supérieure Agronomique de Toulouse, Centre national de la recherche ...