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  3.5 mil years ago, summer temps were ~8°C warmer than today, CO2 was ~400 ppm

  Published On: May 10, 2013
• 

  A changing environment – Snow, water, ice and permafrost in the Arctic

  Published On: May 3, 2013
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  BBC: Russian Permafrost Melt

  Published On: May 3, 2013
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  Climate Refugees of Bangladesh

  Published On: May 3, 2013
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  The Secret of El Dorado (The discovery of Biochar)

  Published On: May 2, 2013

• The permafrost carbon feedback

  Published On: May 2, 2013
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  Melting permafrost releases greenhouse gases

  Published On: May 2, 2013

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