http://www.smartbrief.com/servlet/encodeServlet?issueid=F521EE54-97D0-4C...
http://www.solarindustrymag.com/e107_plugins/content/content.php?content...
http://www.ucsusa.org/global_warming/solutions/big_picture_solutions/cli...
http://www.huffingtonpost.com/2011/01/13/tianjin-eco-city_n_806972.html?...
http://www.bloomberg.com/news/2011-11-09/u-s-wind-market-may-fall-off-a-...
http://www.bloomberg.com/news/2011-11-07/siemens-wins-wind-turbine-order...
http://www.mercurynews.com/business/ci_19292783