Ken Kimmell

President

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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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Nuclear power carries unique costs and benefits as an energy source.

Why We’re Taking a Hard Look at Nuclear Power Plant Closures

Nuclear power plants are controversial, for legitimate reasons. But we need to make hard choices. Read more >

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The Elections, and What They Mean for Climate, Energy, and Science

What do the election results mean for climate, security, energy, and science policy? Read more >

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Why We Met with Andrew Wheeler—And What Happened When We Did

On Monday, I met with Andrew Wheeler, the acting administrator of the Environmental Protection Agency (EPA). It didn’t go well. Read more >

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Photo: Andy Dingle/Wikimedia Commons

Global Climate Summit: Thank Goodness for Clean Energy State Champs

This week, California is hosting a Global Climate Action Summit. The summit is intended to “bring leaders and people together from around the world to take ambition to the next level” and “celebrate the extraordinary achievements of states, regions, cities, companies, investors and citizens with respect to climate action.”

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Photo: Andy Dingle/Wikimedia Commons
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The Supreme Court at night. Photo: Wikimedia

Brett Kavanaugh: Enemy of Innovation

A careful review of his opinions reveals a disturbing pattern. Read more >

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