Nelson, F.E. Climate Change and Hazard Zonation in the Circum-Arctic Permafrost Regions - Dordrecht Kluwer Academic Publishers July 2002 - pp. 203-225 ilus. Subjects--Topical Terms: CAMBIO CLIMATICOMAPAS DE RIESGOSPERMAFROSTSUBSIDENCIASUELOS HELADOSTERMOKARST Subjects--Geographic Terms: ARTICO