NRDC and environmental community critique State's environmental review of proposed Keystone XL tar sands pipeline April 23, 2013 Expert BlogCanadaAnthony Swift
Pipeline safety and refinery pollution studies still needed to meet State Department "thorough review" criteria for Keystone XL tar sands pipeline July 22, 2011 Expert BlogUnited StatesSusan Casey-Lefkowitz
XL Letter: Thirty local and national groups ask Environmental Protection Agency to safeguard Americans from risks of proposed tar sands oil pipeline May 24, 2011 Press Release
More migratory bird deaths in tar sands tailings ponds - yet another reason to say no to the Keystone XL tar sands pipeline November 5, 2010 Expert BlogSusan Casey-Lefkowitz
