We Must Prevent

What We Cannot Cure

Guided by the values and expertise of medicine and public health, we work to protect human life from the gravest threats to health and survival.

Recent News

Remembering Rep. Grijalva   

Rep. Raúl M. Grijalva passed away on March 13 after a long battle with cancer.

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Are Small Nuclear Reactors Coming to Arizona?

Arizona Utilities Seek DOE Funding for Small Nuclear Reactor Projects $900 Million Incentive to Go Small As 2025 began, Arizona’s three largest utilities, Arizona Public Service (APS), Tucson Electric Power…

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A Guide to Getting Involved in Solutions

PSR and its partners are built on a foundation of vigorous community action. It is our mission to protest loudly while doing something tangible — education, training, marching, writing letters — to end the growing number of existential threats to life and public well-being staring us in the face.

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89 Seconds to the Apocalypse

“We did not see progress in 2024,” reported Daniel Holz, Science and Security Board chair for the Bulletin of the Atomic Scientists, at today’s unveiling of the Doomsday Clock.

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Welcome to PSR Arizona

Currently we focus our efforts on nuclear weapons treaties, climate change action, and promotion of renewable energies, especially solar energy. We collaborate with a number of other peace and environmental organizations in our communities.

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