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- * Hal Macartney, 2011, EPA Hydraulic Fracturing Workshop: Hydraulic Fracturing, ''in'' Coalbed Methane3 KB (484 words) - 21:18, 27 March 2019
- ...d health concern for the oil and gas operators. As evidenced by the recent EPA report on the practice, strong regulatory programs exist to monitor and eva * [http://www.epa.gov/airquality/oilandgas/pdfs/20120417changes.pdf EPA requires “Green Completions” by 2015]27 KB (4,076 words) - 16:33, 19 July 2016