‘Where did I go wrong?’ The scientist who tried to raise the climate alarm

Dr Graeme Pearman at his home in Bangholme, Victoria. Photograph: Nadir Kinani/The Guardian

“I often wonder: where did I go wrong?” Graeme Pearman says. “Why didn’t people respond? Is that my responsibility?”

When Guardian Australia meets him at his home on the outskirts of Melbourne, the veteran climate scientist is frustrated.