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Thank the EPA for releasing standard on new and modified oil and gas operations -- and ask them to move swiftly to set limits on existing methane sources. Our climate and our health are at stake.

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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In the Spotlight

  • March 25, 2016
    What now, after the Supreme Court stay?
    The Supreme Court in February 2016 issued a "stay," or a temporary suspension, of the Clean Power Plan while a lower court reviews this legal challenge. This situation raises many questions.