California

Arizona's top water official said states are still unable to agree on new rules for sharing water after 2026.

So far this season, Southern Utah, Boise State, Wyoming, Utah State and Nevada have canceled games against the Spartans, with Nevada's players stating they “refuse to participate in any match that advances injustice against female athletes,” without providing further details.

Water managers across the West say they do not expect a new Trump administration will alter post-2026 Colorado River talks.

A new technique for harvesting geothermal energy being pioneered in Utah has passed a significant milestone: Southern California Edison has contracted for enough of the energy to power 400,000 homes.

The U.S. is struggling to replant forests destroyed by increasingly destructive wildfires, with some areas unlikely to recover. Researchers are studying which species are likely to survive — and where — as climate change makes it difficult or impossible for many forests to regrow.

Engineering hurdles, high costs and political challenges stand in the way of an easy fix to the West's water shortages.

It's official: Utah State University is joining the Pac-12 as the reformed conference is legally battling the Mountain West over fees it describes as unlawful and unenforceable.

The Imperial Irrigation District in California is the Colorado River's largest water user. A new conservation plan will spend hundreds of millions to save water, but environmental advocates raised concerns.

The federal government is expected to announce water cuts soon that would affect some of the 40 million people reliant on the Colorado River.

Negotiations over the water supply for 40 million people are hinged on how you interpret the words "will not cause," written into the century-old Colorado River Compact.

The deal announced by Houston-based Fervo Energy is by far the largest deal for a new generation of geothermal power, which engineers have been advancing for years so that traditional power plants that cause climate change can be closed down without a loss of needed, 24/7 electricity.

State, federal and tribal leaders met in Boulder, Colorado to talk about the Colorado River's next chapter. They don't appear close to an agreement.