Climate Change

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cattle in a field
Cattle ranching helped shape rural Arizona into what it is today. Researchers say that cattle have emerged as a major driver of climate change. Conservationists say it’s time to re-examine grazing on public lands.
Jan. 31, 2024
A new pilot program in Phoenix is increasing public access to chilled water. The city recently installed two fountain prototypes downtown.
Jan. 30, 2024
Paradise Valley District school buses
Schools in the Tucson Unified School District and those in Flowing Wells nearby will receive buses as part of the EPA’s Clean School Bus Program.
Jan. 29, 2024
Sunrise from Cape Royal at the Grand Canyon
A new report by the U.S. Department of the Interior about the Greater Grand Canyon Region has been released and shows a rate of temperature increase in the region
Jan. 28, 2024
The 84-year-old former Hopi Tribal Council chairman Vernon Masayesva sat before a crowd of hundreds at Wesley Bolin Plaza to “plant a seed in your hearts” on Thursday.
Jan. 26, 2024
Kyle Mitchell told a story to hundreds of activists and state lawmakers on Thursday at Wesley Bolin Plaza in Phoenix.
Jan. 26, 2024
Copper
The Arizona Department of Environmental Quality, or ADEQ, is asking for public input on whether to approve a groundwater permit for a proposed copper mine in southern Arizona.
Jan. 17, 2024
Sunrise over metro Phoenix in November 2023
The average temperature recorded at Sky Harbor airport last month was 60.5 degrees, according to the National Weather Service. That made it the second-warmest December on record for Phoenix – 4.7 degrees above normal for the month.
Jan. 1, 2024
heat billboard in phoenix
Though temperature records from December have yet to be finalized, climate scientists at the National Oceanic and Atmospheric Administration have found there's a more than 99% chance that 2023 will have the hottest recorded global average temperature, beating out 2016, the previous leader.
Dec. 28, 2023
Mexican gray wolf
The Endangered Species Act started 50 years ago as a bipartisan law. That didn't last long. While public support for the act remains high, the agency tasked with carrying it out often faces litigation and underfunding, caught in political gridlock.
Dec. 25, 2023
The 1.6 million-acre Kaibab National Forest stretches across the north and south rims of the Grand Canyon, encompassing part of the nation's largest contiguous ponderosa pine forest.
Researchers have known for years that old-growth forests have several benefits for Western ecosystems, yet the U.S. Forest Service has not had a policy for managing them. The agency recently announced that it is moving forward on one.
Dec. 20, 2023
An aerial view of Phoenix
If we remember one thing from Phoenix in 2023, it will probably be the heat. This summer toppled heat record after heat record, which seemed appropriate given the fact that it was also the hottest year on record worldwide.
Dec. 19, 2023
Three Colorado River Basin tribal officials met with U.S. Bureau of Reclamation Commissioner Camille Touton for a 'Sovereign to Sovereign Dialogue' at the CRWUA annual conference on Friday in Las Vegas, Nevada.
The ‘Sovereign to Sovereign Dialogue,’ a first-of-its-kind panel held on Friday during the Colorado River Water Users Association’s 75th meeting in Las Vegas included discussions between the U.S. Bureau of Reclamation Commissioner Camille Touton and three Colorado River Basin tribal leaders among the Ten Tribes Partnership.
Dec. 18, 2023
Josh Moore of the Colorado River Indian Tribes joins a panel on the innovations and challenges of sustainable agriculture in the Colorado River Basin.
Colorado River Indian Tribes farm manager Josh Moore sat on a panel, “Considering Rural Enhancements: Innovations and Challenges for Sustainable Agriculture in the Basin," at this week’s Colorado River Water Users Association annual conference in Las Vegas.
Dec. 16, 2023
sun in phoenix
The UN COP 28 climate talks have ended, and only time will tell how their outcomes affect greenhouse emissions. But with extreme climate events already upon us, a new study asks, “What if we lessen heat impacts while the slow mitigation process takes hold?”
Dec. 15, 2023
Mesa Community College
The Maricopa Association of Governments will hold an open house Saturday morning to get public input on how to reduce pollution and improve air quality.
Dec. 15, 2023
Heat relief network
After a summer with record high temperatures during both day and night, Phoenix is working on expanding hours for cooling centers.
Dec. 12, 2023
A view of the United Nations flag
The United Nations Environmental Program has released a report examining investments, subsidies and other financial transactions that can affect nature.
Dec. 11, 2023
The Casa Blanca Canal flows across both sides of Interstate 10 and through the Gila River Indian Reservation.
Vice President Kamala Harris reflected on her recent trip to the Gila River Indian Community from the stage of the third annual White House Tribal Nations Summit earlier this week.
Dec. 9, 2023
The Maricopa Association of Governments is developing a climate action plan for Maricopa and Pinal counties. The idea is to develop measures to reduce pollution and improve air quality in those counties.
Dec. 8, 2023

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