[table]
| Cornell Expert Impacts Fracking Debate | Interview with Robert Howarth | Article |
| Air Pollution and Natural Gas Operations | Investigation of air quality impacts of drilling | Article |
| Natural Gas: The Rest of the Story | Presentation by Dr. Theo Colborn | Video |
| Geochemical evidence for possible natural migration of Marcellus Formation brine to shallow aquifers in Pennsylvania | Duke’s Warren, Jackson, Darrah, Osborn, Down, Zhao, White, and Vengosh examine pathways for fugitive gas to contaminate shallow aquifers. | Article |
| Potential Contaminant Pathways from Hydraulically Fractured Shale to Aquifers | Geologist Tom Myers’ peer-reviewed paper in Ground Water that discusses results of computer modeling to determine that methane can migrate into the aquifer in as few as three years. Note: Full study is available for a fee the Wiley Online Library. | Article |
| Methane Contamination of Drinking Water Accompanying Gas-Well Drilling and Hydraulic Fracturing, | Duke’s Osborn, Vengosh, Warner, and Jackson examine methane levels in water sources in proximity of drilling. | Article |
| Methane and Greenhouse-Gas Footprint of Natural Gas from Shale Formations: A letter | Cornell’s Howarth, Santoro, and Ingraffea compare the footprint of natural gas in relation to those of oil and coal. | Article |
| Consultant Warns about Methane in Water Wells South of Silt and Rifle | Phillip Yates’ piece for the Glenwood Springs Post Independent on Geoffrey Thyne’s study of increased methane levels in water wells in two Colorado towns conducted in 2006. His findings were released in 2008. | Article |