It documents the world’s knowledge on the impact of climate change on ecosystems and biodiversity, on people and nature: In February, Working Group II of the Intergovernmental Panel on Climate Change (IPCC) releases its status report – it will be presented on February 28, 2022. The influential body is co-chaired by a man from Bremen: Professor Dr. Hans-Otto Pörtner, a cooperation professor from the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI) and the University of Bremen.