Report: Colorado River more sensitive to climate change than previously thought
A new study says the future water supply of the Colorado River is even more at risk.
Groundwater use for Fort Huachuca and the San Pedro River
A look at the latest legal fight over the groundwater supply shared by Fort Huachuca, Sierra Vista and the San Pedro River.
More money possible to help faulty cross-border sewage pipe
A longstanding Nogales water contamination problem could see more funding under the President Trump's proposed budget.
District judge overturns another part of Rosemont Mine approval
The judge on Monday threw out the U.S. Fish and Wildlife Service's approval of the project.
Cochise County removes rented dumpsters used for San Pedro River border wall prep
The contract said the dumpsters were intended for another location, according to the county.
More concern, outrage over border wall's impact on sensitive desert lands
A recently bulldozed strip of desert has sparked another wave of criticism over the construction of President Trump's border wall.
Hundreds protest planned border wall across the San Pedro River
Many are worried about how the proposed barrier would impact a vital waterway and wildlife migration corridor.
Opinions mixed on roll-out of new federal water rule
The Trump administration released its final rule Thursday redefining which waterways are protected under the Clean Water Act.
Climate change, and our response to it, is making life hard for desert tortoises
Tortoises are being hit with a one-two punch of energy projects springing up in a desert that is getting hotter and drier.
Planning for a future with less Colorado River water
A new book sheds light on mistakes of the past while Arizona gears up for the next round of negotiations.
Colorado River water forecast lower than normal despite snowpack
The forecast is mostly due to hot and dry weather in the fall that left soils parched across the region.
The great white whale, sighted in Tucson!
Also on Arizona Spotlight: A conversation with ecologist Brad Lancaster; and the series "Youth Crossing Gender Borders" begins.
Proposed Clean Water Act changes will mean uncertainty, loss of protections for Arizona waterways
The Trump administration is implementing a new rule defining which waterways are regulated under the act.
Video shows groundwater pumping for border wall near Quitobaquito Springs
Conservationists worry pumping will harm a rare and critical desert water source.
Interior secretary announces study impacting Colorado River water talks
States are set to begin negotiations next year over a new set of agreements about the river's future.
