Greenhouse gases reach record levels in 2009 - WMO

According to the World Meteorlogical Organization, 2009 (the latest year they have figures for) reached record levels for the greenhouse gases.

Carbon Dioxide (CO2) is now 386.8 ppm (pre-industrial era level was 280 ppm)

Methane (CH4) is now 1803 ppb (pre-industrial era level was 700 ppb)

Nitrous Oxide (N2O) is now 322.5 ppb (pre-industrial level was 270 ppb)

You can see all the details in the WMO document here.

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