http://articles.moneycentral.msn.com...esItRight.aspx

According to this article (Jim Jubak), China is in the lead with this concept/application. 50 years ago, China was essentially an agrarian economy. Their 3 Gorge Dam when fully functional will produce 9x the output of Hoover Dam and they are soon implimenting some massive road construction projects and they're into outer space and nuclear active.