Vitaly Churkin, permanent representative of the Russian Federation to the United Nations, attends an Aug. 30 U.N. Security Council meeting on Syria. Photo by Andrew Burton/Getty Images. Russia's ambassador to the United Nations, Vitaly Churkin, is a well traveled…

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Weighing Benefits and Pitfalls of Increased Oil and Gas Production in U.S. EmbedVideo(4124, 482, 304); Read the full transcript for the video here. Two years ago, the U.S imported two-thirds of its oil. Now, imports make…

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video interview with Bill Ritter…

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video, extended interview cuts…

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EmbedVideo(4105, 482, 304); By 2008, the pressure to switch from diesel to natural gas was growing at the United Parcel Service shipping facility in Denver. A new technology called hydraulic fracturing, or "fracking" promised to drastically increase…

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Here's a look at how UPS' Denver branch made the switch from diesel to natural gas.

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An electric crude oil pumping unit stands on a hill overlooking Williston, North Dakota. Photo by Daniel Acker/Bloomberg via Getty Images. At a time when it's difficult to find enough industries that are creating new jobs with good wages,…

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The second of our interview outtakes with inventor/author/futurist Ray Kurzweil.

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'Earth: The Operator's Manual' Chronicles Conservation Solutions Around Globe…

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Brazilian President Dilma Rousseff's visit to the White House Monday was staged to stress strong ties between the U.S. and Latin America's richest country. Rousseff and President Obama touched on issues of cooperation, including education, energy and trade while ignoring…

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