GlobalGiving is a non-profit that connects donors with grassroots projects around the world to make a high impact. Gift cards and in honor of donations available.

The Bay Citizen is a nonprofit, nonpartisan news organization covering civic and cultural news for the San Francisco Bay Area.

The Population Reference Bureau provides timely and objective information on U.S. and international population trends and their implications.

National Geographic provides free maps, photos, videos and daily news stories, as well as articles and features about animals, the environment, cultures, history, world music, and travel.

The Forest History Society (FHS) is dedicated to preserving forest, conservation, and environmental history, promoting scholarly investigations, publishing the results of such studies, and encouraging the benefits of historical perspective in ongoing policy decision making.

Environmental Working Group (EWG) works to protect kids from toxic chemicals in our food, water, air and the products we use every day. We use research to help create federal policies that protect our children, our health, and our natural resources.

Powering offline action. Using the power of online to get teens to do good stuff offline.