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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
Activist Resource
Resources for Federal Scientists
Are you a federal scientist, contractor, or federal worker? Here are resources to have on hand during the Trump administration.
Report
Tracing Tides
Major fossil fuel producers have played a large role in driving climate change and increasing global temperatures and sea levels, prompting questions about who bears responsibility.
Activist Resource
Science Advocacy Training Series
In this series of skills-building training webinars, the Union of Concerned Scientists will provide practical steps that scientists and experts can take to get involved in policy advocacy.
Blog Series
Scientists Respond to the Trump Administration
Our experts and analysts weigh in on the latest developments from the White House.
How we work
Accomplishments
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Nuclear Security Agency Responds To UCS Scientist's Concerns
After a UCS scientist co-authored an article on the potential for a certain kind of in demand uranium fuel to be used to make nuclear weapons, US nuclear security agency NNSA agreed to sponsor a study on this risk.