Liberty Energy CEO Wright is an MIT and Berkeley trained engineer. He's not a fan of solar and wind power, but has invested in next-gen nuclear and geothermal startups.

Chris Wright, a Denver energy company executive who denies that climate change is a pressing threat, is President-elect Trump's pick to lead the U.S. Department of Energy. Why it matters: The appointment puts Wright,

Wright, CEO of the oilfield services firm Liberty Energy and a major Republican donor, said last year that “there is no climate crisis.”