University of Colorado scientists warn that Colorado River flows could drop 30 percent more by 2050 due to climate change, while dams meant to manage the water are actually worsening the problem through greenhouse gas emissions.

Montana's Department of Natural Resources and Conservation deployed a state-owned aircraft to improve wildfire response coordination between aerial crews and ground firefighters.

World Cup visitors to Boston helped reshape America's international image by building personal connections through soccer and community engagement during the monthlong tournament.

Maine labor leader to replace Platner, Trump endorses Graham’s sister for his Senate seat, and money from the makers of hazardous pesticides becomes an Iowa political liability.

New Mexico environment officials want strict contamination limits on fracking wastewater before the state water quality commission begins rule-making on whether to expand its use.

President Trump's orders to shrink two southern Utah national monuments drew criticism from hunters and anglers who say his claims about hunting and fishing restrictions there are factually incorrect.

Utah officials announced a $2.5 million contribution toward buying land on the southeast shore of the Great Salt Lake to prevent further development near the shrinking waterway.

DoorDash is asking New Mexico lawmakers to approve a new law allowing the company to deploy autonomous delivery robots on state roads starting as early as next year.

A Supreme Court ruling striking down limits on party spending coordination with candidates gives political parties more flexibility to direct big donor money to competitive races ahead of the midterm elections.

Washington tribes and environmental groups sued the federal government over changes to Endangered Species Act rules they say will harm salmon, spotted owls and other wildlife by reducing habitat protections.