President-elect Donald Trump’s nominee for energy secretary, former Texas Gov. Rick Perry, will also have charge of the nation’s largest supercomputers. These systems are used to investigate “national challenges,” which includes climate change. But Perry is a climate change skeptic, as is Trump, and believes the science is unsettled.

Perry’s skepticism about the science of climate change may be a problem for the department he's been tapped to run; the Department of Energy (DOE) considers climate a major research focus.

“DOE plays an important role in climate change research -- a very large role,” said Cliff Mass, a professor of meteorology at the University of Washington.

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