One of the sites for the Department of Energy's Strategic Petroleum Reserve lies within salt caverns 2,000 feet below the ground near Freeport, Texas. Jeff Brady/NPR hide caption

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Low Oil Prices Fuel Reconsideration Of Petroleum Reserves

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U.S. Energy Secretary Ernest Moniz takes part in a press conference at the end of the 2015 meeting of the International Energy Agency Governing Board on Nov. 18, 2015 in Paris. ERIC PIERMONT/AFP/Getty Images hide caption

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Energy Secretary Ernest Moniz Says Government Can Help Clean Energy Innovation

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Nevada Solar Power Business Struggles To Keep The Lights On

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Rob Oberg delivers oil to a home in south central Vermont. He works for Keyser Energy in Proctor, Vt., which provides heating fuel to about 5,000 customers. Nina Keck/Vermont Public Radio hide caption

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Homeowners Who Played The Odds On Oil Heating Costs Lose Out

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The Heartland Biogas facility in Weld County, Colo., is one of the country's largest waste treatment plants that converts methane to natural gas. Rebecca Jacobson/Inside Energy hide caption

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From Poop To Power: Colorado Explores New Sources Of Renewable Energy

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The University of Toronto's solar-powered pond aerator could help fish farmers in Bangladesh earn up to $250 of extra income a year. Courtesy of Powering Agriculture and University of Toronto hide caption

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Coal fires burn early in the morning in January 2014 at a privately owned coal mine in India's Jharkand state, making the air dense with noxious smoke and dust. Forty percent of India's mineral wealth lies in Jharkhand. Johnny Haglund hide caption

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India's Quandary: Climate Change And Coal

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A coal-bed methane well sits abandoned in a pool of water outside Gillette, Wyo. It's more expensive than it looks to clean up. Stephanie Joyce/Wyoming Public Radio hide caption

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With Abandoned Gas Wells, States Are Left With The Cleanup Bill

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The first foundation jacket installed by Deepwater Wind in the nation's first offshore wind farm construction project is seen next to a construction crane on Monday, on the waters of the Atlantic Ocean off Block Island, R.I. Stephan Savoia/AP hide caption

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Winds Of Change? Rhode Island Hopes For First Offshore Wind Farm

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PREPA's Central Palo Seco power station in San Juan, Puerto Rico. The utility's bondholders want to raise rates. That's a challenge when the median income is about half that of Mississippi, yet the U.S. territory's energy costs are among the highest in the nation. Alvin Baez-Hernandez/Reuters/Landov hide caption

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Power Problems: Puerto Rico's Electric Utility Faces Crippling Debt

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A flag bearing the logo of Royal Dutch Shell flies outside the head office in The Hague, Netherlands. The energy company said Wednesday that it has agreed to buy gas producer BG Group for $70 billion. Peter Dejong/AP hide caption

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Parts of the subway system were shut down in the city of Bursa when a major power outage hit cities and provinces across Turkey on Tuesday. Anadolu Agency / Getty Images hide caption

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At Resource Management's materials recovery facility, workers pull plastic bags, other trash and large pieces of cardboard off the conveyor belts before the mixed single-stream recyclables enter the sorting machines. Véronique LaCapra/St. Louis Public Radio hide caption

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With 'Single-Stream' Recycling, Convenience Comes At A Cost

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A platform owned by Mexico's state-run oil company Pemex is seen off the Bay of Campeche in the Gulf of Mexico. The country has recently opened up its energy sector to foreign investors. Victor Ruiz/Reuters/Landov hide caption

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Excitement Over Mexico's Shale Fizzles As Reality Sets In

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