Activation of old carbon by erosion of coastal and subsea permafrost in Arctic Siberia   Publication Date:   2012-09-06 Creator:   J.E. Vonk L. Sanchez- Gacia B.E. van Dongen V. Alling D. Kosmach A. Charkin I.P. Semiletov O.V. Dudarev N. Shakhova P. Roos T.I. Eglinton A. Andersson O. Gustafsson Publisher.Display:   Macmillan Publishers Limited Subjects.Display:   Climate change Greenhouse gases Arctic regions permafrost Source Institution:   Florida International University Activation of old carbon by erosion of coastal and subsea permafrost in Arctic Siberia