Ken Kimmell


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Ken Kimmell is president of the Union of Concerned Scientists and has more than 30 years of experience in government, environmental policy, and advocacy. He is a national advocate for clean energy and transportation policies and a driving force behind UCS’s “Power Ahead” campaign to build a large and diverse group of clean energy leadership states. Prior to joining UCS in May 2014, Mr. Kimmell was the Commissioner of the Massachusetts Department of Environmental Protection (MassDEP), and served as chairman of the board of the Regional Greenhouse Gas Initiative. See Ken's full bio.

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AG Schneiderman and others are investigating ExxonMobil for fraud given evidence suggesting the company knew about climate risks but withheld them from their investors, decision makers, and the public

ExxonMobil, Chairman Lamar Smith, and the First Amendment

On Wednesday, I received a letter signed by thirteen members of the House Committee on Science, Space, and Technology. In my thirty years as an attorney, public official, and now UCS President, I have never seen anything quite like it. The letter states that the House Science Committee is “conducting oversight of a coordinated attempt to deprive companies, non-profit organizations and scientists of their First Amendment rights.” This sounds like an oversight effort UCS could support—but for what follows. Read more >

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Massachusetts Can Lead On Clean Energy. The Nation Should Pay Attention.

Massachusetts now stands at a crossroads in planning for its energy future. The state’s choices will have ramifications far beyond its borders. The question now before state officials: What sources of electricity should replace the closure of many coal plants in the state and region, and the scheduled retirement of the Pilgrim nuclear power plant? Read more >

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What the Supreme Court’s Ruling Means for the Clean Power Plan (All is Far from Lost!)

The U.S. Supreme Court threw an unexpected monkey wrench into the Obama administration’s plan to cut carbon pollution from power plants yesterday when it placed a hold on the Clean Power Plan until the courts sort through whether it is legally valid. The hold will stay in place until a lower court (the District of Columbia Court of Appeals) rules on the merits and the Supreme Court either refuses to hear the case or rules on the merits. This hold is likely to last for approximately 18 months, depending upon how quickly the appellate process proceeds.

While disappointing, the ruling is not as crippling a blow as some might suggest. Read more >

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Who Was 2015’s Got Science Champion? The Results Are In…

Last month, we announced our annual Got Science? Champions: folks who stood up for science in 2015, often despite serious threats to their careers and reputations. Among our five winners, we asked you to pick your favorite. Hundreds of you responded, and the results are in. Read more >

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Photo: Joe deSousa

After Paris: Hope and Hard Work on Climate Change

My father was an army sergeant and my mother was an intelligence officer during World War II. They talked vividly and proudly about the war years; it was the defining time of their lives, when they witnessed, and in small ways, participated in the making of history. Have we just experienced the defining moment of our generation? Read more >

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