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مشاهدة النسخة كاملة : US gas leaks not caused by fracking



BECKHAM
15-09-2014, 09:23 PM
A new study suggests that the contamination of drinking water by shale gas is due to faulty wells and not hydraulic fracturing.

for more... (http://www.bbc.co.uk/news/science-environment-29206704#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa)