Sierra Club

A report from the Sierra Club’s Grand Canyon Chapter warns parts of the Upper Verde River could go dry within the next two decades if water use trends continue.

The U.S. Fish and Wildlife Service says an endangered Mexican gray wolf was found dead west of Flagstaff last week.

More than a hundred people gathered Saturday at Red Butte south of the Grand Canyon to protest the mining and hauling of uranium ore. It’s the latest in a string of Indigenous-led protests calling for the closure of the Pinyon Plain mine.

Environmental groups and Havasupai tribal members presented a petition to Arizona Gov. Katie Hobbs Thursday urging her to close the Pinyon Plain uranium mine, less than 10 miles from Grand Canyon National Park.

The organization said more needs to be done to fully address the climate change problems Arizona faces.

A coalition of conservation groups has sued the Environmental Protection Agency. The groups say the EPA hasn’t lived up to its obligation to force states to reduce air pollution.

Several conservation and tribal groups plan to sue the Environmental Protection Agency. They say the EPA hasn’t lived up to its obligation to require states to reduce air pollution.

National Park Service officials are calling for volunteers to assist with the lethal removal of bison from the Grand Canyon’s North Rim later this year.…

Federal officials have issued preliminary permits for two hydro-storage proposals on the Little Colorado River. The projects would include four dams and…

The Interior Department has suspended oil and gas leases on 4,200 acres in eastern Arizona following a lawsuit brought by conservation groups. KNAU’s Ryan…