Permafrost hosts massive danger, says UN
30 Nov 2012

Huge stores of carbon trapped under the northern hemisphere’s frozen expanses risk being unleashed and becoming a major factor in global warming, a new United Nations report warns.
The report, released at the Doha climate conference, underlines the potential hazards facing global ecosystems as well as national infrastructures if the rigid permafrost terrain were to become unstable through thawing.
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