http://www.articleheaven.net en-us editorial@articlealley.com Concern for the environment is no longer the exclusive niche of tree-huggers or the intellectual elite. Everyday people like you and me now wish to leave behind a greener planet for our children and grandchildren What better way to do this than to inve... http://www.articleheaven.net/vertical-wind-turbines-1164156.html 12th October 2009