Wednesday, September 10, 2014

World's CO2 levels hit record high, U.N. reports - Dallas Morning News




global-warming - Google News





World's CO2 levels hit record high, U.N. reports - Dallas Morning News




Dallas Morning News

World's CO2 levels hit record high, U.N. reports
Dallas Morning News
The heat-trapping gas blamed for the largest share of global warming rose to global concentrations of 396 parts per million last year, the World Meteorological Organization said in an annual report. That's an increase of 2.9 ppm from the previous year ...