People and planet Clean air Topics View all Climate and energy People and planet Business and innovation Subcategories View all Clean air Food Oceans Rainforests Water Safer chemicals Environmental justice Video May 4, 2022 Stopping pollution from Suncor refinery In a groundbreaking decision, the EPA questioned air pollution permits for one of the largest oil refineries in the Rocky Mountain region... 1 ... 6 7 The only climate stories you need, straight to your inbox