Covering more than 25 million acres — about a fourth of California — the geologically diverse California Desert Conservation Area includes sand dunes, canyons, dry lakes, 90 mountain ranges, and 65 ...

The Center for Biological Diversity was founded beneath the ancient ponderosa pines of New Mexico's Gila wilderness, where Kierán Suckling, Peter Galvin, and Todd Schulke met while surveying owls for ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...

For the past century a federal program called Wildlife Services, part of the U.S. Department of Agriculture, has been slaughtering wildlife deemed “undesirable” by agribusiness. They’re usually ...

DESCRIPTION: Steelhead can reach up to 55 pounds in weight and 45 inches in length, though their average size in southern California is much smaller. They are usually dark-olive in color, shading to ...

At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature — to the existence in our world of a vast diversity of wild animals and plants. Because ...

For every county in the United States, the map below shows information on all the animals and plants protected under the U.S. Endangered Species Act as threatened or endangered. To see the number of ...

DESCRIPTION: The tricolored blackbird is medium sized, ranging in length from seven to nine inches and weighing two to three ounces. Adult males are larger than females and have a pitch-black body ...

The Center’s Population and Sustainability program addresses the impacts on wildlife and the environment that are caused by human population pressure and destructive consumption and production. We ...

Hydraulic fracturing, or fracking, is a method of oil and gas production that involves blasting huge amounts of water, mixed with sand and toxic chemicals, under high pressure deep into the earth.

Our planet now faces a global extinction crisis never witnessed by humankind. Scientists predict that more than 1 million species are on track for extinction in the coming decades. But there’s still ...

Help support our cutting-edge work in the Population and Sustainability Program.