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
What’s Preventing Nuclear Annihilation?
Global security expert Jennifer Knox explains how international treaties reduce the risks of nuclear weapons.
Feature
EV Emissions Tool
Plug in your ZIP code to see how clean electric cars are in your area.
Report
EV Survey on Equity
The communities most harmed by the status quo are adopting EVs at disproportionately low rates.
Explainer
Hurricanes and Climate Change
Increasingly destructive hurricanes are putting a growing number of people and communities at risk.
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.