Since the 1950s, researchers estimate humanity has created 9.2 billion tons2, with more than 7 billion tons becoming waste. Plastic isn’t just a waste problem – it’s a climate problem. The production of plastic accounted for more than 3 percent of global greenhouse gas emissions in 20203. This year, the theme of World Environment Day – ending plastic pollution is especially urgent as the observance comes just two months before countries resume negotiations on a global treaty to eliminate plastic waste.