The Center for Biological Diversity sharply criticized U.S. Customs and Border Protection plans to build through a section of ...

Environmentalists say a proposed federal road project west of Nogales warrants deeper scrutiny of its potential impact to ...

The Bureau of Land Management announced Thursday its Gila District, which includes Tucson and Safford, is recruiting emergency wildland firefighters for the 2025 fire season beginning in the spring.

Members of the violent Venezuelan prison gang, Tren de Aragua (TdA), continue to expand criminal operations in western states, including in Arizona, Colorado, Utah and Wyoming.