Greenhouse gas levels pass symbolic 400ppm CO2 milestone

Monitoring stations in the Arctic detect record levels of carbon dioxide, higher than ever above 'safe' 350ppm mark

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Publication Date: 
02/06/2012
Guardian (UK)
Tags:
Green House Gases, Climate Change, Arctic, Carbon Dioxide, Global Warming, Fossil Fuels, Coal, Electricity, Alaska, Greenland, Norway