Falen, the No. 3 at the Interior Department, didn’t disclose a $3.5 million water-rights contract between her husband and the ...

"Out of sight, out of mind. Therein lies the problem. Groundwater in the West, especially in the basin fill aquifers of Utah and the Great Basin, is generally on the decline." ...

Millions of miles of tunnels criss-cross the ground under old mining communities across the United States. Abandoned, falling apart and choked with water, the tunnels are often viewed as a dangerous ...

Once a state obtains primacy, it’s “very difficult to challenge” mining projects with potential water pollution concerns under the Clean Water Act, said Brett Hartl, government affairs director for ...

PHOENIX—One by one, leaders from across Arizona gave speeches touting the importance of water conservation at Phoenix City Hall as they celebrated the announcement of voluntary agreements to preserve ...

The Arizona senator has worked with Republicans on a host of issues, including a bill to fast-track permitting for semiconductor facilities. Vice President Kamala Harris is eyeing a host of potential ...

Electric vehicles and batteries are crucial for a lower-carbon future—but getting the materials needed is an environmental dilemma itself. By Carla Delgado Published Oct 3, 2022 3:00 PM EDT Get the ...

A group of scientists from China's Shandong Jianzhu University has developed a water source heat pump heating system for residential applications. The system can utilize water geothermal resources ...