Professor Stephan Harrison is a leading international climate scientist with more than 30 years of research experience in geomorphology and climate impacts, particularly in high‑mountain glacial environments. A Professor of Climate and Environmental Change at the University of Exeter, he currently serves as Climate Change Lead for the UN GEO‑7 Report. Recognized by Reuters as one of the world’s top climate scientists, he has advised governments, international organizations, and NGOs on climate risk and adaptation.
Professor Harrison previously chaired the UK Office for Nuclear Regulation’s Climate Change Expert Committee and Natural Hazards Risk Committee and has contributed to expert panels for Lloyd’s of London, the UK Foreign and Commonwealth Office, DFID, and Oxfam. His pioneering work includes the first 3D reconstruction of the Patagonian Ice Sheet, global assessments of glacial lake outburst floods, and research on rock glaciers as critical water sources. He continues to lead major international projects on climate modelling and risk across Africa and Asia.