Oil Sands May Irrevocably Tar the Climate The Alberta sands require more energy to mine and refine than conventional oil, adding extra overhead in greenhouse gas emissions. And operations are growing far more quickly than most other sources of oil. Releasing the carbon now trapped in the tar sands would most likely dash any hope of avoiding the two degree C threshold for atmospheric carbon, beyond which most scientists fear climate change could prove catastrophic. scientificamerican/article.cfm?id=oil-sands-may-irrevocably-tar-the-climate --- .jr. of Occupy Seattle
Posted on: Fri, 21 Jun 2013 05:57:19 +0000
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