NASA
We use science to make change happen.
The Union of Concerned Scientists is a member-supported nonprofit that’s fighting for a safer and healthier world.
Our work
Podcast
DIY Ideas to Fight Climate Change
Psychologist Dr. Susan Schneider shares her evidence-backed ideas on how regular people can make changes to lead climate-friendly lives.
Feature
EV Emissions Tool
Plug in your ZIP code to see how clean electric cars are in your area.
Report
Driving Cleaner
On average, battery-electric vehicles produce roughly half the global warming emissions of comparable gasoline-powered vehicles
Video
Ending Sole Authority
In the United States, the sole authority to order the use of nuclear weapons belongs to the president.
How we work
Accomplishments
NREL
UCS Research, Advocacy Inform Game-Changing U.S. Climate Law
After decades of advocacy for a national plan to address climate change, UCS-backed legislation that invests billions to reduce global warming emissions is now law. This opportunity is a stepping stone to more progress for a climate-safe future for all.