Geoff is an atmospheric/climate scientist by profession, a Fellow of and former national President of the Canadian Meteorological & Oceanographic Society (CMOS, 2006-07), and has received several awards from that society during his career that began in 1963. He was nominated in 2023 for the prestigious Patterson Medal from Environment Canada. He remains active in his field through various environmental groups such as CMOS, CACOR (Can. Assoc. for Club of Rome), has taught at various universities, and written several novels on climate change.