http://www.rttnews.comGlobal financial news, market analysis, economics and forex newsen-usSat, 25 May 2013 21:00:04 GMTCarbon footprint - a measure of the total greenhouse gas emissions caused directly and indirectly by a person, organization, event or product, is a consumer oriented concept that has received much discussion over the last several years. China is said to be the world's largest greenhouse-gas emitter, followed by the U.S.http://www.rttnews.com/story.aspx?Id=2123566Thu, 23 May 2013 04:59:17 GMT