TY - GEN AU - Saba,Tarek AU - Orzechowski,Mark TI - Lack of data to support a relationship between methane contamination of drinking water wells and hydraulic fracturing SN - 1091-6490 PY - 2011///1109 KW - Environmental Monitoring KW - methods KW - Fossil Fuels KW - Industrial Waste KW - analysis KW - Methane KW - Water Supply KW - standards N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1073/pnas.1108435108 ER -