Water

Top water negotiators declined to speak at an upcoming conference amid closed-door meetings about the future of the water supply for 40 million people.

In a hot and dry city, pockets of shade feel precious. Scientists say they’ll continue to be key as the sprawling city’s population nears 1 million.

A new study finds that the Sonoran Desert’s iconic cactuses are suffering, not only from prolonged drought but also from spikes in longer and more intense heat waves.

Drought conditions in the Rocky Mountains could further lower water levels at Lake Powell.

Snowmelt and the runoff from it are critical to water supplies in the Valley and across the region. But new research suggests another part of the ecosystem, dust, can have a negative impact on that.

The authors of a new memo say that states need to take shared water cutbacks to manage the Colorado River going forward.

Communities around Arizona and the country are looking at recycled wastewater as a solution for dwindling water supplies, including as drinking water. For lots of residents, the reaction has been “yuck.”

Mexico and the U.S. say they’ve come to an agreement regarding the 81-year-old treaty that governs water use between the two countries.

Arizona farmers in areas of the state with groundwater restrictions have an opportunity to sell some of their land to developers eager to use it to boost Arizona’s housing supply. The concept is known as “ag-to-urban.” It’s a pathway to convert farmland to residential use, a process that is currently restricted.

The project uses $1.5 million from the Water Infrastructure Finance Authority of Arizona — that’s the state entity that divides up federal funding provided by the American Rescue Plan.