A global temperature conundrum: Cooling or warming climate?

A global temperature conundrum: Cooling or warming climate?
Madison WI (SPX) Aug 12, 2014 - When the Intergovernmental Panel on Climate Change recently requested a figure for its annual report, to show global temperature trends over the last 10,000 years, the University of Wisconsin-Madison's Zhengyu Liu knew that was going to be a problem. "We have been building models and there are now robust contradictions," says Liu, a professor in the UW-Madison Center for Climatic Research. ... morehttp://www.terradaily.com/reports/A_global_temperature_conundrum_Cooling_or_warming_climate_999.html