ADOT received a $566K federal grant to develop a GIS-based tool for mapping wildlife-vehicle collision hotspots to improve ...

The Trump administration abruptly sent water flowing from two California dams. The action could leave less water in dams for ...

It’s not just Florida and California — from poisoned water supplies to infrastructure issues to polar vortices, Holly Baxter ...

Construction on a split four-lane highway on the US 93, a project to widen a four-mile stretch in northwest Arizona, is ...

The Army Corps of Engineers' decision to release water from dams in the San Joaquin Valley is causing concern among regional ...

Under California state law, Burbank Water and Power is required to have an energy portfolio of 60% renewables by 2030 and be ...

In the later half of the Biden administration, officials touted the historic investments in the Colorado River as the main ...

Arizona is hoping for consensus but preparing for a possible legal battle as it negotiates a new multistate agreement over ...

We remember a song, written by Woody Guthrie, that, years ago, we would sing as we traveled across the New England states. It ...

Reclamation finally drops more details about how it might handle Colorado River water shortages after 2026, but few people ...

Foes of a plan to construct a new interstate highway — including a segment that could go through environmentally sensitive portions of Pima County — have won a temporary ...