So he wants Arizona to sue any person from any other state or country whose emissions damage the air quality here.

On Nov. 25, 2024, a Tucson, Ariz.-based group with a long history of anti-hunting initiatives and litigation—delivered a ...

Sierra Club announced a shake-up in its leadership ranks as two of the environmental group’s senior employees are exiting the nonprofit. Phil Radford, Sierra Club’s chief strategy officer ...

During a news conference on Wednesday, the coalition of 35 organizations laid out its vision for Arizona’s 2025 legislative session. The group, coordinated by the Sierra Club, also released a ...

Save the Scenic Santa Ritas, the Center for Biological Diversity, the Arizona Mining Reform Coalition and the Sierra Club’s Grand Canyon Chapter filed a lawsuit in November 2017 challenging the Forest ...

Today, the United States Senate voted to confirm former Congressman Lee Zeldin as administrator of the Environmental Protection Agency, despite his lack of any real qualifications for the role. In his ...