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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
Activist Resource
Team-Based Organizing Initiative
This year-long leadership development opportunity will train leaders in key advocacy skills—and help create change.
Explainer
The Farm Bill
The farm bill is a large, multifaceted piece of legislation, renewed by Congress roughly every five years, that shapes federal food and agricultural policy.
Podcast
Saving Endangered Species: Turtle by Turtle
New England Aquarium’s Adam Kennedy manages the sea turtle rescue and rehab hospital and tells us what it takes to save critically endangered species.
Feature
The Climate Action Button
Clicking the button won't solve the climate crisis. But it'll help.
How we work
Accomplishments
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UCS Successfully Advocates for US Loss and Damage Financing
At COP27 this year, countries agreed for the first time to finance a fund compensating vulnerable nations for climate-related loss and damage—a measure UCS advocated for via a joint letter from 143 organizations, and 10,000+ emails from UCS supporters.