The Center for Strategic and International Studies (CSIS) is a bipartisan, nonprofit policy research organization dedicated to advancing practical ideas to address the world’s greatest challenges.
NRDC works to safeguard the earth—its people, its plants and animals, and the natural systems on which all life depends. They combine the power of more than three million members and online activists with the expertise of some 700 scientists, lawyers, and policy advocates across the globe to ensure the rights of all people to the air, the water, and the wild.
The Union of Concerned Scientists is a nonprofit science advocacy organization based in the United States.