Greenhouse Gas Levels Reached Record High Last Year

Sep 13, 2014

“Far from falling, the concentration of carbon dioxide in the atmosphere actually increased last year at the fastest rate for nearly 30 years,” WMO’s Michel Jarraud says in a news release.  At this rate, the global annual average CO2 concentration is set to cross the symbolic 400 parts per million threshold by the next year or two.  Read more...