Supplies of natural gas are bulging in the United States from production of the country's vast shale gas formations.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/I0rHK--XtsM" height="1" width="1"/>
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Supplies of natural gas are bulging in the United States from production of the country's vast shale gas formations.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/I0rHK--XtsM" height="1" width="1"/>