A federal judge in Arizona will hear arguments Wednesday in two related cases on motions seeking to stop the Oak Flat land exchange until the lawsuits are resolved.

The Center for Biological Diversity and the San Pedro 100 sued Arizona Department of Water Resources Director Tom Buschatzke today for failing to review and revoke the designation guaranteeing a ...

TUCSON, Ariz. — The Center for Biological Diversity petitioned the U.S. Fish and Wildlife Service today to protect the LeConte’s thrasher under the Endangered Species Act. LeConte’s thrashers, native ...

WASHINGTON— The Center for Biological Diversity petitioned the National Marine Fisheries Service today to protect the cusk fish under the Endangered Species Act. The cusk is a long-lived ...

The mining company that touched off a firestorm with its proposal to mine lithium at Ash Meadows National Wildlife Refuge is ...

ALBUQUERQUE, N.M. — Thirty-five conservation organizations today asked the U.S. Fish and Wildlife Service not to recapture a ...

The Center for Biological Diversity and Friends of the Earth sent a notice today of their intent to sue the National Marine ...

President Trump’s Environmental Protection Agency today rolled back tailpipe pollution standards and rescinded the landmark ...

WASHINGTON— The House Natural Resources Committee released its portion of the Republican House reconciliation bill late Thursday. It’s part of a Republican proposal to help fund President Trump’s tax ...

LeConte’s thrashers rarely drink surface water, instead meeting their water needs via prey consumption. Get the latest on our ...