Posted: 22 May 2014 09:00 AM PDT
Since
the 20th century, electricity generated from coal, natural gas, and
petroleum has been held in high regard. This is because utility
companies have been able to keep prices in check. In the 21st century
however, America has seen the price of petroleum based energy increase
rapidly.read morehttp://theenergycollective.com/patrickkennedy/383051/electric-slide-look-us-energy-consumption-sector
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