Leaders discussed the most pressing climate issues—and reasons for hope—ahead of the TIME100 Impact Dinner: Leaders Creating Climate Action in Rio. Global leaders will be gathering this month in Belém, Brazil for COP30, the United Nations climate summit. Kara Hurst, Amazon’s chief sustainability officer, spoke of the challenge of addressing climate change fast enough as communities around the world face the brunt of its impacts. “We really have a limited amount of time with the climate crisis,”