Report Decades of Deceit Why the case against the major fossil fuel companies for fraud and climate damages is so strong.
Report Keeping Everyone's Lights On The grid today is woefully unprepared to meet our current climate reality.
Report Harnessing the Power of Electric Vehicles UCS research shows that vehicle-grid integration (VGI) enables electric system savings, ranging from $1.8 billion - $11.7 billion per year in 2045.
Activist Resource Guiding California's Land Transitions Toward Justice and Equity Analyses of the current challenges and solutions in California's cropland transition.
Report Plutonium Pit Production The US plan to build new plutonium pits for nuclear weapons is unnecessary, risky, and dangerous to the health of workers and communities.
Report Access Denied The Trump administration is evading legal requirements as it attacks a wide range of public health, environmental, and safety rules.
I Wish I Didn't Know That Real-life tales of close calls, screw ups, and nuclear near misses. Spin Wheel Take Action {{activeContent.title}} {{activeContent.subtitle}} Share BlueSky Facebook LinkedIn Related resources Video UCS: What We Do Breathtaking imagery from photographer Daniel Beltrá showcases the range of issues that UCS works on. Activist Resource Scientific Societies Call on Congress to Save Science This open letter, signed by more than 40 prominent scientific societies and organizations, was delivered to Congress in March 2025. Activist Resource Science and Environmental Justice An archive of preserved federal government documents on environmental justice and scientific issues. Feature 2024 Annual Report With your help, we made significant strides toward a better future in 2024.
I Wish I Didn't Know That Real-life tales of close calls, screw ups, and nuclear near misses. Spin Wheel Take Action {{activeContent.title}} {{activeContent.subtitle}}
Video UCS: What We Do Breathtaking imagery from photographer Daniel Beltrá showcases the range of issues that UCS works on.
Activist Resource Scientific Societies Call on Congress to Save Science This open letter, signed by more than 40 prominent scientific societies and organizations, was delivered to Congress in March 2025.
Activist Resource Science and Environmental Justice An archive of preserved federal government documents on environmental justice and scientific issues.
Feature 2024 Annual Report With your help, we made significant strides toward a better future in 2024.