e141.
Public Lands Foundation, “Coalbed Methane: A Major New Energy Source and an Environmental Concern”, Position Statement 21–02, 2002, available at http://tinyurl.com/oz3em79 . US Environmental Protection Agency, “Evaluation of Impacts to Underground Sources of Drinking Water by Hydraulic Fracturing of Coalbed Methane Reservoirs”, June 2004, see chapter 6, “Water Quality Incidents”, available at http://tinyurl.com/phhsyds . For a helpful summary, see “Coal-Bed Methane”, from the Energy Justice Network, available at www.energyjustice.net/naturalgas/cbm .