Speaking of Methane Emissions...
U. S. Methane Emissions 50% More than EPA Measure (Wendy KOCH, USA Today; November 25, 2013) http:// www.usatoday.com /story/news/nation/2013/11/25/us-methane-emissions-study- epa /3699735/ Article: Anthropogenic Emissions of Methane in the United States (MILLER et al., 2013) http:// m.pnas.org /content/early/2013/11/20/1314392110.abstract? sid =75f45f52-e74b-43b5-9145-ca1ab8bef442 N. B .: This article has just been released today as a part of the Early Edition from the Proceedings of the National Academy of Sciences ( PNAS ). Therefore, only the link to this article's abstract has been provided.