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Make a difference in the challenge to confront global warming and prevent nuclear war and the development and use of nuclear weapons.

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Let your voice be heard! Send a letter to the editor of your local newspaper supporting the Pope’s call for protecting the planet from climate change.

25 Year Member Club Call

March 13, 2013

Time: 2:00 pm EST

Members of the PSR 25 Year Member Association are invited to participate in this conference call with PSR's Executive Director, Dr. Catherine Thomasson. For more information, contact

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In the Spotlight

  • September 19, 2015
    Nukebusters Short Film Awards
    The votes are in! Five hundred people and three celebrity judges chose the best films on nuclear weapons.