Guided by science and economics, we tackle urgent threats with practical solutions. EDF is a 501(c)(3) nonprofit organization. It is one of the world’s largest environmental organizations, with more than two million members and a staff of 700 scientists, economists, policy experts, and other professionals around the world. We believe prosperity and environmental stewardship must go hand in hand. We’re optimists, because we have seen our ideas make a huge difference. And we build strong partnerships across interests to ensure lasting success. We achieve results by finding solutions that benefit people while protecting natural systems.