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  • PSR Testifies at EPA Hearings on Carbon Rule

    PSR chapters, board, staff and interns all turned out to testify before the Environmental Protection Agency, voicing support for EPA's proposal to limit carbon pollution from power plants. At four hearings around the country, PSR speakers also urged the EPA to stress energy efficiency and renewable energy sources as the best ways to reduce carbon emissions, and to reject nuclear power and "fracked" natural gas as alternatives to coal. See video clips, photos, written testimonies and news coverage here.

  • Hiroshima. Never again.

    August 6 and 9 mark the anniversaries of the 1945 atomic bombings of Hiroshima and Nagasaki. Check PSR's Hiroshima/Nagasaki Calendar to see if there is a commemorative event such as a concert or lantern-floating ceremony near you. And please express your desire for a nuclear weapons-free world by writing a letter to the editor of your local newspaper.

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  • New PSR Report on Coal Ash "Fugitive Dust"

    PSR and Earthjustice just released a new report about the health impacts of breathing coal ash dust. The very smallest particles are inhaled into the deepest part of the lungs and can trigger asthma attacks and lead to cancer, lung disease and other serious health problems.  Dust from coal ash landfills and uncovered trucks carrying coal ash blows into nearby communities, putting lives at risk. Download the report.

  • IPPNW calls for Ukraine cease-fire

    Statement from the Executive Committee of International Physicians for the Prevention of Nuclear War:

    "IPPNW calls for an immediate cease fire to the fighting in Ukraine and for all states to refrain from any military intervention in Ukraine. We further call on Ukraine to reaffirm its historic decision to renounce nuclear weapons and for Russia to reaffirm the guarantee of Ukraine’s territorial integrity that accompanied that decision. We further call for urgent UN mediation to achieve a diplomatic solution to the issues involved in this conflict."

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Nuclear Weapons

Join our campaign! 124 nations favor banning nuclear weapons based on their humanitarian impact. If you agree, click here.

Environment and Health

This summer, PSR is building support for the EPA’s proposed rule to reduce carbon pollution from power plants by 30 percent. For further information on this exciting opportunity, and to draft your comment to the EPA, read more.

Safe Energy

The Safe Energy program focuses on protecting public health, taxpayer dollars, and national security by preventing the construction of expensive, dirty, and dangerous new nuclear reactors.

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  • September 21, 2014

    New York City, New York

    People's Climate March

    Join PSR at the largest climate march in history.

Latest Resources

Preventing What We Cannot Cure

Physicians for Social Responsibility is the medical and public health
voice working to prevent
the use or spread of
nuclear weapons and to
slow, stop and reverse
global warming and the
toxic degradation of the

Catherine Thomasson, MD
PSR Executive Director

Become an Activist

Take Action

On the anniversary of the Hiroshima bombing, please write a letter to the editor of your local paper to express how you feel about nuclear bombs.

In the Spotlight

Our Best Opportunity to Cut Climate Change

We need you to take action now! Tell the EPA that its proposed rule to cut carbon pollution from power plants is vitally important and on the right track – but can be strengthened.

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Fracking Resources

Learn about the impacts of hydraulic fracturing on human health, communities, and the planet.
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