Charlotte Gohr defended her doctoral thesis “Assessing the effectiveness of UNESCO biosphere reserves – towards a global monitoring tool of ecological functioning”, which investigates forests in 119 biosphere reserves worldwide. The PhD includes 5 papers and a research visit in the NASA Jet Propulsion Lab. The research was developed in the scope of the the BRI Graduate Programme and was supervised by Prof. Dr. Pierre Ibisch (HNEE) and Prof. Dr. Henrik von Wehrden (Leuphana University Lüneburg). Congratulations!!