Chris Hamby — page 12

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  ‘Clean energy’ expansion could strain U.S. power grid

  February 4, 2011

  Environment

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  EPA chemical health hazards program has 55-year backlog of work, report says

  November 9, 2010

  Environment

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  OSHA says inspection program fine-tuned, not ‘shelved’

  October 5, 2010

  Accountability

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  Diesel dangers: Mining companies get first look at government cancer study

  September 27, 2010

  Environment

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  EPA toxic chemicals bill likely on hold until after election

  September 16, 2010

  Environment

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  EPA limits chemical accident data citing security concerns

  August 6, 2010

  Environment

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  Senate bill aims to tighten regulation of oil spill dispersants

  July 28, 2010

  Environment

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  Frustrated green groups to sue ExxonMobil, saying Texas regulator isn’t regulating

  July 7, 2010

  Environment