Fracking for shale oil and gas has not led to widespread pollution of drinking water, a U.S.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/fracking-not-widespread-risk-drinking-water-us-epa
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/reuters
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-supply
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-quality
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil-exploration
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-gas-exploration
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects