Three vital provisions give the Act its teeth. It’s “citizen-suit” provision lets public-interest groups and individuals petition and sue sluggish federal agencies to make sure the Act protects ...

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

Hellbenders may not be pretty to everyone, but these strictly aquatic salamanders are as interesting as their awesome name implies — and they grow up to 2 feet long and sometimes top 4 pounds, making ...

At the Center for Biological Diversity, we use path-breaking law, organizing and creative media to demand swift and just action from the federal government that reins in climate pollution from the ...

DESCRIPTION: The Alameda whipsnake is a slender snake that generally grows to be three or four feet in length, with a narrow neck, broad head, and large eyes. Its body is sooty black or dark brown ...

The chambered, or pearly, nautilus (Nautilus pompilius) is a charismatic cephalopod species known for its exceptional spiraling, chambered shell. It belongs to a family that has barely changed since ...

The vast majority of western dry forests are at risk of large, high-intensity fire because of the effects of poor forest management over the past century. The primary factors that lead to current ...

Having collected the most recent census data from state and federal bald-eagle managers in each of the lower 48 states and the District of Columbia, the Center for Biological Diversity has determined ...

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 ...

Snake-killing contests, aka rattlesnake roundups, are contests calling for hunters to bring in as many snakes as they can catch in a year — and then slaughter them. Some snakes' bodies are sold for ...