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Subir Bhattacharjee — a professor of mechanical engineering at the University of Alberta and one of Canada’s top water quality experts — tells Circle of Blue about the water cycle of the tar sands while he attends a high-level conference in Alberta, Canada.
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After denying EPA disclosure request, Halliburton promises safer fracking fluid and more disclosure.
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Production from the Bakken Shale is projected to use up to 5.5 billion gallons of water annually.
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A look at how states across America are facing deep frack dilemmas.
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Water use and greenhouse gas emissions are major concerns with oil interests plays.
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In Michigan, $178 million for nearly 120,000 acres of state-owned minerals in 20 counties.
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“Fracking” is the injection of water and chemicals to rupture deep shale and release natural gas.
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States have begun implementing stricter standards for the controversial natural gas drilling process.
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Big spills and bigger damage to people and water resources around the globe.
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The Guinea worm has the potential to become the second completely eradicated disease in human history—but the political stability of one African nation will play a crucial role.
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Pennsylvania’s latest budget proposal includes a tax on energy firms that tap the state’s shale gas reserves.
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