Data from U.S. DOE, EIA
Figure 1. Annual coalbed methane production in the United States, rising from 91 Bcf in 1989 to 1966 Bcf in 2009 (data from U.S. Department of Energy, Energy Information Administration, accessed September 19, 2011).
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Data from U.S. DOE, EIA Figure 1. Annual coalbed methane production in the United States, rising from 91 Bcf in 1989 to 1966 Bcf in 2009 (data from U.S. Department of Energy, Energy Information Administration, accessed September 19, 2011). |