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Colorado Joins Clean Car States, Giving a Boost to Standards Facing Trump Administration Attack

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Separating Children from Parents Harmful and Must Stop

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Trump Wants a New Low-Yield Nuclear Weapon. But the US Has Plenty Already.

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Peter Wright’s 50+ Chemical Facility Conflicts: A Disaster Waiting to Happen

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New Study Finds 143,000 New York Homes Worth $98 Billion will be at Risk from Tidal Flooding

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2.5 Million Homes, Businesses Totaling $1 Trillion Threatened by High Tide Flooding

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UCS Helps Win 100% Electric Bus Fleet in San Francisco

After a UCS and partner-led advocacy effort the San Francisco Municipal Transportation Authority—the second largest bus fleet in California—approved a transition to 100% zero-emission buses by 2035.

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US Coastal Real Estate at Risk

Science for a healthy planet and safer world.

Fight for a Better Farm Bill

Stand Up for Science

Hurricane Season 2018 Begins

Latest News

Colorado Joins Clean Car States, Giving a Boost to Standards Facing Trump Administration Attack

Separating Children from Parents Harmful and Must Stop

Trump Wants a New Low-Yield Nuclear Weapon. But the US Has Plenty Already.

Peter Wright’s 50+ Chemical Facility Conflicts: A Disaster Waiting to Happen

New Study Finds 143,000 New York Homes Worth $98 Billion will be at Risk from Tidal Flooding

2.5 Million Homes, Businesses Totaling $1 Trillion Threatened by High Tide Flooding

Stay Informed via email from UCS

We depend on your support

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David Wright

Co-Director, Global Security Program

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