Raúl Grijalva, the Arizona Democrat ... by the U.S. Geological Survey, Bureau of Indian Affairs, National Park Service, Fish and Wildlife Service, Bureau of Reclamation and others.

This was discovered by Gary Krapu, a wildlife biologist with the United States Geological Survey ... Another docent, volunteering from Tucson, whispers to a couple taking in their first cranes ...

TUCSON, Arizona — In Tucson, an immigration attorney received a letter from the Department of Homeland Security, telling her she must leave the United States. Pamela Rioles Saeed says one ...

A new study gives Arizona and Nevada high marks for their reuse of treated sewage effluent as a way to reduce Colorado River ...

The Border Patrol receives more calls in the spring and summer because of Arizona's heat. The Tucson sector has hired more ...

The plan for new border wall comes as unauthorized border crossings across the entire U.S. Southwest, including Arizona ... high illegal entry into the United States,” the spokesman said.

who ordered the Trump administration to bring Abrego Garcia back to the United States. Tucson vigil demands return of man wrongly deported to El Salvador Arizona member of Congress going to El ...

More than 200 people in Tucson gathered in front of the Salvadoran ... a Salvadoran national and Maryland resident who was deported from the United States and imprisoned, without charges, in ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...