Associated Press

A new report identifies ways to create resilient water and wastewater systems in historically neglected communities most vulnerable to climate change.

Democratic U.S. Rep. Raúl Grijalva of Arizona died Thursday from complications from cancer treatments. The 77-year-old championed environmental protection during his 12 terms in Congress.

Officials in the Western U.S. who protect the public from avalanches are sounding the alarm about the Trump administration firing hundreds of meteorologists and other scientists.

A San Carlos Apache teen who was reported missing and then found dead marks one of the latest tragedies as Native American communities continue to grapple with high rates of people being killed or going missing.

A grand jury has indicted a Show Low man in the fatal shooting of his 1-year-old daughter, and prosecutors say he carried out the crime with an AR-style rifle in front of the girl's mother.

Interior Secretary Doug Burgum has ordered federal officials to review and consider redrawing the boundaries of national monuments created under previous presidents to protect unique landscapes and cultural resources.

The number of monarch butterflies spending the winter in western states like Arizona and California dropped dramatically even as federal officials move to extend protections for the pollinator.

A federal grand jury has indicted a Navajo man, his father and a business partner on charges that they were running illegal marijuana growing operations in New Mexico and on the Navajo Nation to supply the black market.

A quick-strike crew of Navajo firefighters and utility workers are helping Los Angeles residents cut through landslides, mangled trees and charred debris of the Eaton Fire that rampaged through the Los Angeles area.

U.S. Interior Secretary Deb Haaland set out four years ago on a historic journey as the first Native American to serve as a cabinet secretary.