Union of Concerned Scientists


The Union of Concerned Scientists puts science into action to build a healthier planet and a safer world. As a national organization, UCS conducts rigorous technical analyses, develops policies to address some of today’s most pressing problems, and advocates for change: informing decisionmakers and helping to shape public opinion. 



Climate Deception and Accountability

Major fossil fuel companies have known for decades that their products—oil, natural gas, and coal—cause global warming. Their own scientists told them

Disclose Corporate Political Activity

Fossil fuel companies exert a great deal of influence over climate and energy policy at the federal, state, local and international levels – yet much