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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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Please ask your senators to cosponsor Sen. Franken's bill to challenge the trillion dollar nuclear weapons buildup.

Nuclear Famine: Two Billion People at Risk?

In "Nuclear Famine: Two Billion People at Risk?" researchers report that the climatic effects of a "limited" nuclear war between Pakistan and India would cut crop production worldwide, putting up to 2 billion people at risk of starvation.

In response to the profound threat of any use of nuclear weapons, momentum is building around the world for a treaty eliminating them. President Obama’s actions should match his words in support of a nuclear weapons-free world. Sign the PSR online petition calling for the US to support a treaty banning nuclear weapons.

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Last Updated November 18, 2014

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