climate change

Arizona’s Energy Future in the Spotlight

December 1, 2025

PSR Arizona with Climate Tucson is keeping tabs on the new fascination with the nuclear option as the state faces the challenges of data centers, AI, and energy demand grows with the population.

Celebrate National Energy Efficiency Day with Rebates from the Governor’s Office

October 1, 2025

Deals on buying energy- and climate-friendly appliances and other home-related upgrades are still available through the Arizona Clean Energy Hub, a program from Gov. Hobbs’s Office of Resiliency.

Comment Period Open to Stop EPA’s ‘Climate Cleanse’

August 26, 2025

Groundbreaking and controversial 16 years ago, the EPA’s decision to include greenhouse gases in its list of toxic pollution is today the target of the Trump administration as it moves to erase all mention of GHG from the national energy conversation.

National Heat-Safety Programs Slashed

May 31, 2025

A Dream for a Late Congressman, Trump Plans to Defund OSHA’s New Heat Standards for Outdoor Workers

Countdown to Midnight

January 20, 2025

On Jan. 28, the Bulletin of the Atomic Scientists will tell us what time it is, as recorded by the annual Doomsday Clock, the 78-year-old monitor of how close we are to a nuclear midnight.

Summer Reading

July 23, 2024

Updates on Rep. Grijalva, new OSHA heat rules, and resources on heat safety.

Staying Safe and Cool with PSR Arizona’s ‘Building Resilient Neighborhoods’

April 29, 2024

For more than a decade, PSR Arizona’s Building Resilient Neighborhoods (BRN) has kept Tucsonans safe from the heat through both Zoom and in-person workshops. Two-to-three hours in length, with workbooks…

It takes a neighborhood to survive the new heat

April 16, 2024

Op-ed in the Arizona Daily Star by PSR Arizona’s Karen Peterson, discussing our work on climate resilience.

Rep. Watson Coleman, Sen. Sanders Introduce WATER Act to Improve Water Safety, Affordability, Access

March 22, 2023

Insider NJ article quoting PSR Arizona Executive Director Barbara H. Warren, MD, MPH.

Tucson Peace Fair and Music Festival

February 1, 2023

PSR Arizona will be tabling at the festival – stop by to learn about electrification, climate change and nuclear weapons.