Overall Renewable Energy usage has risen from 7% in 2006 to a little over 8% of the total in 2010. That has marked a pretty steady increase over those 4 years for almost all sectors. Amazingly the transportation sector has seen a tremendous rise in total usage going from 7% to over 13% in 2010. The use of Ethanol has been the main reason but there has been an overall doubling … [Read more...]