http://www.articleheaven.net en-us editorial@articlealley.com The Intergovernmental Panel on Climate Change (IPCC) concludes that this increase is very likely due to the "observed increase in anthropogenic greenhouse gas concentrations, which leads to the warming of the surface and lower atmosphere by increasing the... http://www.articleheaven.net/global-warming-and-its-effects-2384903.html 02nd November 2011