Former Republican U.S. Sen. Jon Kyl of Arizona announced his withdrawal from public life, citing a dementia diagnosis.

The federal government should rebuild the country’s crumbling infrastructure, but it should link its spending on the projects to a commitment by cities and states to maintain open, green spaces, ...

A group of seven Navajos and environmentalists joined together to protest former governor Bruce Babbitt's book signing Friday night at Changing Hands Bookstore in Tempe. Babbitt, who was governor of ...

Former Interior Secretary Bruce Babbitt is diving into the effort to save a threatened 160-acre parcel that Saguaro National Park wants for expansion. Babbitt and a partner, real estate investor ...

WASHINGTON - Former Interior Secretary Bruce Babbitt is blasting as "radical" a Republican proposal to open up more than 50 million acres of public lands to logging and other development. Babbitt, a ...

Two years after The Arizona Republic first revealed that federal officials allowed a mining company to pump so much groundwater that it drained a rare desert watershed, environmentalists are taking ...

LAS VEGAS — The states that share the shrinking Colorado River are at an impasse over how to divvy up painful water-use reductions, with talk at an annual river conference turning to the pitfalls that ...