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

National Heat-Safety Programs Slashed

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

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When the Radiation Stopped Falling from the Skies

As we approach 80 years from the day the US dropped an atomic bomb on Hiroshima, it is worth looking back at how a small group of determined activists in the US and the then-Soviet Union came together and fought successfully to end atmospheric testing.

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Ira Helfand Pleads Once Again to Heed the Warning Signs of Renewed Threats of Atomic War

Today, April 30, Dr. Helfand is speaking at the third preparatory meeting of the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) at UN headquarters in New York City. The treaty is verified by the states involved in perpetuity but is reviewed every five years.

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Gov. Hobbs Uses Her Veto Power Generously

Gov. Hobbs Gives Her Stamp of Disapproval to Small Nuclear Reactors and 51 Other Bills

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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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