Pure Earth is an international non-profit organization dedicated to solving pollution problems in low- and middle-income countries. They identify and clean up toxic pollution, focusing on lead, mercury, and other industrial pollutants, to protect human health, especially children. Their work involves scientific research, community engagement, and collaboration with governments and local partners to implement sustainable solutions. They recently received significant funding through The Audacious Project to protect over 500 million children from lead poisoning by 2033.