Zinke's choice was something of a surprise since some Republican officials wanted him to challenge Democratic U.S. Senator Jon Tester of Montana in the 2018 elections.
A few Republicans questioned the appointment of ExxonMobil CEO Rex Tillerson as Secretary of State due to his dealings with Russia.
Fracking can contaminate drinking water under "some circumstances," the EPA said in a Dec. 13 report, which changes a previous finding that the drilling process does not cause "widespread, systemic" effects.
But exploration should return to profitability next year, partly driven by lower costs, according to an energy consulting firm.
This year's high came despite utilities pumping 1.549 Tcf into storage, which was on track to be the lowest amount of gas added during an injection season on record, according to EIA data going back to 1994.
The last time year-over-year gas natural gas production declined was in 2005 when Hurricanes Katrina and Rita slammed into the Gulf Coast, damaging energy infrastructure.
Solar and wind power are expected to make up only 7% of electric generation by 2017.
A U.S. Chamber of Commerce study found that the impacts of no shale oil and gas would be severe.
Lackluster growth in domestic demand means that U.S. natural gas producers have to look to export markets for salvation.
Low crude prices and lack of gas-directed drilling bump up against growing demand. The result could be a price jump for U.S. natural gas.