The resilient mountain lion goes by many names: puma, cougar, panther, catamount and even “ghost cat.” Over the past century in California, it has survived habitat loss and government-sponsored ...

Known for their 6-foot-long necks, distinctive patterning and long eyelashes, giraffes have always captured the human imagination. These amazing African animals have the highest blood pressure among ...

1. What is this proposal to reintroduce jaguars to the United States? In December 2022 the Center for Biological Diversity petitioned the U.S. Fish and Wildlife Service to reintroduce endangered ...

The Clean Air Act has protected the air we breathe for four decades. By curbing air pollution it has saved many thousands of human lives and improved public health, all while saving money and ...

The Center is taking a leadership role in applying law to the greatest environmental crisis of our time — an integrated approach to solving the climate crisis through global warming law. For years, we ...

Can you think of a more destructive way to extract resources than blowing up a mountain? How about if the waste from doing it is dumped straight into mountain streams? Mountaintop removal is a radical ...

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 ...

This 2-foot-long, black-masked member of the weasel family once occurred in central grasslands and basins from southern Canada to Texas but is now one of the most endangered mammals in North America.

One of the first imperiled animals the Center championed, the southwestern willow flycatcher has suffered more than a century of steady decline. Livestock grazing, dams, water withdrawal, and sprawl ...

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 ...

An analysis of oil and gas pipeline safety in the United States reveals a troubling history of spills, contamination, injuries and deaths. This time-lapse video shows pipeline incidents from 1986 to ...

Desert tortoises have lived in the deserts of California, Arizona, Nevada and Utah since the Pleistocene. In the early years of the 20th century, they still thrived within the Southwest's arid ...