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WASHINGTON, DC - JANUARY 19: U.S. Senate Energy and Natural Resources Committee Chair Lisa Murkowski (R-AK) (R) and ranking member Sen. Maria Cantwell (D-WA) confer during a hearing about the outlook for energy and commodity markets duirng a hearing in the Dirksen Senate Office Building on Capitol Hill January 19, 2016 in Washington, DC. Many of those who testified before the committee predicted a highly uncertain outlook for producers of traditional fossil fuels like oil and gas while investent in renabale energy sources continues to increase. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - JANUARY 19:  U.S. Senate Energy and Natural Resources Committee Chair Lisa Murkowski (R-AK) (R) and ranking member Sen. Maria Cantwell (D-WA) confer during a hearing about the outlook for energy and commodity markets duirng a hearing in the Dirksen Senate Office Building on Capitol Hill January 19, 2016 in Washington, DC. Many of those who testified before the committee predicted a highly uncertain outlook for producers of traditional fossil fuels like oil and gas while investent in renabale energy sources continues to increase.  (Photo by Chip Somodevilla/Getty Images)