Have you read any good books lately?
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A team of researchers – consisting of Anna Michalak of the Carnegie Institution for Science; Scot Miller and Steven Wofsy, both from Harvard University; and other colleagues – used measurements of methane in the atmosphere taken across North American in 2007 and 2008 in order to create a better estimate of methane emissions from a variety of sources, such as fossil fuel drilling, refining and agriculture.