#Climate & #biodiversity emeritus scientist, professor of global #ecology, #CNRS, #IMBE, #MedECC, #IPCC (1994-2023), Académie d'Agriculture de France. I support #TransformativeChange, particularly in #transport 🚶🚲 🚂 and #agricultural systems 🐏🌾. Also on pixelfed (for photos only): @wolfgangcramer