EPA: US greenhouse gases dropped 3.4% in 2012 from 2011; down 10% from 2005 levels
Green Car Congress
APRIL 16, 2014
Greenhouse Gas Emissions and Sinks , which is submitted annually to the Secretariat of the United Nations Framework Convention on Climate Change, presents a national-level overview of annual greenhouse gas emissions since 1990. in 2004, and since then have declined about 10%. Climate Change Emissions'
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