Midterm Elections

What they mean for climate, energy, and science

Read our blog >

Science for a healthy planet and safer world.

Every Fraction of a Degree is Crucial

New, highly-anticipated climate report shows that a 1.5 degree increase in warming will be devastating—and that 2 degrees would be calamitous.

Read our blog >
Stand Up for Science

UCS is closely monitoring the Trump administration—and mobilizing to defend science.
US Coastal Real Estate at Risk

Hundreds of thousands of homes are at risk of chronic flooding due to sea level rise over the coming decades.

Read more >

Latest News

7 Questions the Senate Should Ask Trump’s New USDA Chief Scientist Nominee

Blog Post

A Stealth Move to Undermine Science at the US Department of Agriculture

Blog Post

Which Parks and Rec Character is FirstEnergy?

Blog Post

Forensics, Justice, and the Case for Science-Based Decision Making

Blog Post

Senate Should Reject Trump’s Coal-Friendly Energy Commission Nominee

Blog Post

Automakers propose loopholes, not rollbacks of cleaner car standards—both are terrible

Blog Post

Stay Informed via email from UCS

Join our online community

We depend on your support

Ways to give

Science Network

Our network of more than 24,000 technical experts advancing science-based solutions for a healthy planet and a safer world.

Learn more >

California Passes Groundbreaking 100% Clean Energy Bill

After rigorous clean-energy analysis from UCS, and critical advocacy from UCS members and partners to get the bill through the Assembly, Governor Jerry Brown has signed into law SB-100, mandating 100% clean energy in California by 2045.

Your Support at Work

83% of funds go directly to programs

Your gift advances science-based solutions for a sustainable future. See our 2017 Annual Report.

Defend science today >

Search form

Midterm Elections

Science for a healthy planet and safer world.

Every Fraction of a Degree is Crucial

Stand Up for Science

US Coastal Real Estate at Risk

Latest News

7 Questions the Senate Should Ask Trump’s New USDA Chief Scientist Nominee

A Stealth Move to Undermine Science at the US Department of Agriculture

Which Parks and Rec Character is FirstEnergy?

Forensics, Justice, and the Case for Science-Based Decision Making

Senate Should Reject Trump’s Coal-Friendly Energy Commission Nominee

Automakers propose loopholes, not rollbacks of cleaner car standards—both are terrible

Stay Informed via email from UCS

We depend on your support

Science Network

Meet our Experts

Don Anair

Research and Deputy Director, Clean Vehicles Program

Your Support at Work