Τρίτη 3 Σεπτεμβρίου 2013

As Coal Popularity Wanes, Mining Leases Go Unsold (Op-Ed)

Coal's diminishing market is reflected in difficulties leasing federal lands for mining.



via LiveScience.com http://www.livescience.com/39390-as-coal-popularity-wanes-mining-leases-go-unsold.html

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