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Climate activist, author, founder 350.org and Third Act
Bill McKibben
Bill McKibben is a leading climate scientist communicator and activist who wrote The End of Nature in 1989, the first major book on global warming for a general audience. He founded 350.org, a global grassroots climate movement, and Third Act, which mobilizes older Americans for climate action. His work bridges scientific urgency with political strategy and narrative reframing.
Known For
First accessible book on global warmingClimate movement leadershipReframing climate as opportunity, not just catastropheIntergenerational climate organizing
Books
■The End of Nature(1989)
■Here Comes the Sun: A Last Chance for the Climate and a Fresh Chance for Civilization(2025)