7 amazing facts about energy efficiency
Posted: Fri 15 May 2009, 00:08:28
7 amazing facts about energy efficiency
http://www.mnn.com/technology/gadgets-electronics/blogs/7-amazing-facts-about-energy-efficiency
. . . . that by the end of 2008 energy efficiency investments had slashed United States energy consumption (as measured per dollar of economic output) to half of what it was in 1970, from 18,000 Btus to about 8,900 Btus; in one year alone such investments are estimated to have generated approximately 1.7 quads of energy savings.
. . . . that Americans are now using public transit at record levels but if they used it at the same rate as Europeans – for roughly 10% of their daily travel needs – the U.S. could reduce its dependence on imported oil by more than 40%, nearly equal to the 550 million barrels of crude oil imported from Saudi Arabia each year.
http://www.mnn.com/technology/gadgets-electronics/blogs/7-amazing-facts-about-energy-efficiency