Make a difference in the challenge to confront global warming and prevent nuclear war and the development and use of nuclear weapons.
When natural gas and oil are extracted, methane -- a potent greenhouse gas -- leaks into the atmosphere from the wells, compressors, pipes and other infrastructure. Tell EPA to regulate methane now!
Nuclear Famine: A Billion People at Risk
June 21, 2013
Time: 6:00 pm
Location: Ethical Humanist Society of Philadelphia, 1906 Rittenhouse Square
PSR Executive Director Catherine Thomasson, MD leads a training session on the effects of nuclear war.
Nuclear weapons are a constant threat to our survival globally. There is no remedy to the humanitarian catastrophe even a single nuclear weapon would create. Learn about PSR's new report showing the impact of 100 nuclear weapons on grain crop production worldwide. The U.S. public has forgotten this threat and instead a $100 billion "renovation" of our nuclear weapons arsenal is planned. It is time for nuclear weapons abolition.
Dr. Ira Helfand Speaks at the UN
Dr. Ira Helfand spoke before the Untied Nations General Assembly on September 10, 2015 as part of a panel addressing the pursuit of a nuclear weapons free world. Read more »
Video: We Have an Iran Deal! Now What?
Watch PSR Security Program's latest webinar to understand the details of the Iran Deal and what you can do to keep the deal safe from Congress. Featuring speaker Kelsey Davenport, Arms Control Association. Read more »
Nukes in Your Backyard
Ever wonder how many nuclear mishaps and facilities are in your own backyard? Then check out our new map featuring pinpoint locations of close calls and the stories behind them. Read more »
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.