The Environmental Protection Agency has rejected Arizona’s approval of an air pollution permit for a new mine in the Patagonia Mountains south of Tucson.

The California Supreme Court will hear oral arguments Wednesday in a lawsuit challenging the California Public Utility Commission’s decision to significantly slash the credit new solar users get for ...

WASHINGTON— An analysis of staff records at the Environmental Protection Agency shows a loss of 1,560 positions, or about 10% of the workforce, as of the end of April. The Center for Biological ...

The Crystal River National Wildlife Refuge was established in 1983 to protect the Florida manatee, a subspecies of the West ...

The Supreme Court today severely limited the scope of the nation’s landmark environmental law in a case that could give new life to a Utah oil train project.

A coalition of conservation groups, Alaska tribes, a commercial fishing advocacy group and an ecotourism operator today filed a request to intervene in a timber industry legal challenge that seeks to ...

The Center for Biological Diversity sued the U.S. Fish and Wildlife Service today for failing to finalize Endangered Species Act protections for the critically imperiled Railroad Valley toad.

The California Department of Fish and Wildlife reported Tuesday that three new wolf packs have been confirmed in the state.

The Center for Biological Diversity today filed a motion to intervene in a lawsuit brought by Texas that seeks to strip Endangered Species Act protections from seven imperiled freshwater mussels.

Leading wildlife experts and wolf biologists today urged the University of California, Davis, to take corrective action after the school published a misleading article about wolves.

Kennedy Jr.’s calendar and schedule. The lawsuit also seeks information about the development of the U.S. Department of Agriculture’s 2025-2030 Dietary Guidelines for Americans, including related ...