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Science for people and the planet.
The Union of Concerned Scientists is a member-supported nonprofit that’s fighting for a safer and healthier world.
Our work
Feature
2024 UCS Science Defenders
The 2024 UCS Science Defenders share a special commitment to leverage science to help their communities. We are so pleased to introduce them, and their great work.
Feature
2024 Annual Report
With your help, we made significant strides toward a better future in 2024.
Report
Wetlands in Peril
Protecting wetlands in the Upper Midwest from industrial agriculture could prevent up to $754 billion in residential flood damages.
Activist Resource
Resources for Federal Scientists
Are you a federal scientist, contractor, or federal worker? Here are resources to have on hand as we transition to a new administration.
How we work
Accomplishments
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First-of-its-Kind California Law Will Strengthen Electric Grid
UCS advocacy helped pass a bill that empowers CA to require bidirectional charging in new electric vehicles, a technology that enables EVs to export their power—so in emergencies, appliances, homes, and even the grid can be powered by EVs.