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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Massachusetts on Verge of Energy Greatness

In case you missed the news, the Massachusetts House and Senate just did something big that we should all celebrate. Read more >

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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

UPDATE (July 13, 2016): UCS has denounced a subpoena issued by Chairman Smith.

UPDATE (July 13, 2016): UCS has responded to a third request letter and subpoena threat from Chairman Smith.

UPDATE (June 27, 2016): UCS has responded to the second request letter from Chairman Smith.

UPDATE (June 24, 2016): On June 17, UCS received a second request letter from Chairman Smith seeking the same documents. We will respond in a timely manner. UCS rejected the first request letter on June 1. Meanwhile, House Science Committee Ranking Member Eddie Bernice Johnson just released a letter calling on Chairman Smith to “immediately cease this abuse of authority.” The letter details how Chairman Smith has wholly misrepresented the purpose of the attorneys’ general investigation and calls into question the constitutionality of the chairman’s actions. 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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