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Sonoran Desert National Monument.

Balancing Act: The proposed Public Lands Rule aims to transform Bureau of Land Management’s stewardship

Mar 11, 2024 The new rule seeks to redefine priorities and practices at the nation’s largest land manager
Bands of discolored rock show that Lake Powell's water levels are lower than they have been for much of its past.

Bureau of Reclamation announces new water conservation agreements

Mar 6, 2024 Looks to conserve 3 million-acre-feet of Colorado River water through 2026
A boat ramp, once partially submerged under Lake Powell, sticks out of the water on April 10, 2023. The nation's second-largest reservoir, which is filled by the Colorado River, has reached record low levels in recent years. Policymakers are stuck in a standoff about how to reduce demand on the reservoir and river.

Colorado River states to submit competing proposals ahead of deadline for draft of new rules

Mar 5, 2024 The states haven't agreed on a plan.
White House Senior Advisor Tom Perez at a news conference with Tucson Mayor Regina Romero. February 20, 2024

The Buzz: What happens when Washington comes to town?

Feb 23, 2024 The Buzz rides along as a federal advisor goes on a tour with city officials.
The entrance to Saguaro National Park east.

Arizona secures $10.3 million investment for ecosystem restoration

Feb 22, 2024 The federal investment strengthens conservation efforts and combats invasive threats
Smoke from wildfires in Flagstaff billows over the San Francisco mountains. June 13, 2022

Arizona Board of Regents, Arizona State University receives $1.9 million for wildfire smoke preparedness

Feb 6, 2024 EPA hopes to award over $10 million to nine recipients under new grant program
Ponderosa pine forest

UA scientists uncover methodology problem in climate research

Jan 2, 2024 Correcting it could change investigative techniques in use for years.
Stacks of hay bales sit beside an irrigation canal in Imperial Valley on June 20, 2023. Critics have called for reductions to the amount of alfalfa grown with Colorado River water. The particularly thirsty crop is mostly used for cattle feed.

The Buzz: A legislative look-ahead at water and agriculture

Dec 22, 2023 The new legislative session is weeks away, so we look at the state's top water user.
Traffic in downtown Tucson.

Local leaders advocate swift action on EPA’s greenhouse gas standards for vehicles

Dec 13, 2023 Driving change: Calls for accelerated emission standards gain momentum as communities look to embrace cleaner, safer transportation solutions
The sun rises over a field in Northern Arizona.

UA’s College of Public Health secures $3.8 million NIH grant to pioneer climate change and health research

Dec 12, 2023 SCORCH initiative focuses on forecasting, adaptive responses and community resilience
An electric transmission line.

Construction resumes on SunZia Transmission Project following temporary suspension

Dec 8, 2023 Bureau of Land Management’s pause addresses cultural property concerns in the San Pedro Valley, work progresses on 520-mile transmission project
John Kmiec, director of Tucson Water at the Sweetwater Wetlands Park in Tucson, Ariz., on Thursday, Nov. 16, 2023. Kmiec says that the water that flows through the wetlands is highly treated water from the Pima County Agua Nueva facility that gos into the aquifer for future generations.

Tucson Water receives federal funding to combat PFAS, construct new water treatment facility

Nov 17, 2023 $30 million awarded through EPA from the Bipartisan Infrastructure Law
The San Pedro Riparian National Conservation Area in Cochise County, Arizona.

Conservation windfall in Arizona: America the Beautiful Challenge funds key initiatives

Nov 15, 2023 Statewide grant recipients develop nature-based solutions
This photo distributed by NextEra Energy Resources shows the 100-megwatt Borderlands Wind Project, which entered service in late 2021. Its 34 turbines will provide enough energy for Tucson Electric Power to supply 26,000 average homes.

BLM halts SunZia Transmission Project in Arizona amid concerns over cultural impact

Nov 9, 2023 A temporary suspension sparks consultations as the Bureau of Land management responds to cultural concerns, impacting a segment of the transmission project
A solar array used by Tucson Electric Power to add renewable energy to the grid, August 2019

TEP's energy plan under review

Nov 7, 2023 Assessing Tucson Electric Power's path to carbon neutrality and natural gas debate
Since the 1980s Tucsonans have replaced their green lawns with decomposed granite and opted for plants like palo verde trees and cacti, which can endure long periods of drought and extreme heat.

That green lawn may not be so green: Gas-powered equipment are heavy polluters

Nov 5, 2023 Gas-powered lawn equipment in Arizona emitted 445,908 tons of carbon dioxide in 2020, the polluting equivalent of putting 98,162 cars on the road, a new report says.

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