What is biodiversity, why do we need it and what measures can help? The "Nachhaltigkeitsforum" invites you to the next web lecture on 22.09.2020 at 6 p.m. Sofia Zeisig (B.Sc. Biology) and Patrick Ritter (M.A. Culture & Sociology) from the Green Alliance in Bochum will provide insights into the topics of biodiversity, structural diversity and measures for nature friendliness.