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WMO: Greenhouse Gas Concentrations Reach Record High

Atmospheric greenhouse gas concentrations reached a new record high in 2013, with carbon dioxide (CO2) levels rising more than in any year since 1984, according to the World Meteorological Association’s latest annual Greenhouse Gas Bulletin.

2011 Set to Become 10th Warmest Year on Record, 321st Consecutive Month Temps Higher than Average

2011 was a record year for extreme weather. It’s also set to become the 10th warmest year since record-keeping began in 1850. November temperatures in the UK, France and globally were among the warmest on record, according to meteorological authorities. Arctic sea ice extent was the third lowest since record-keeping began, while La Nina conditions continued in the Pacific, which doesn’t bode well for spring rains in the US southwest.