The IPA working group "Planetary Permafrost and Astrobiology" is proud to introduce a special issue released in the Canadian Journal of Microbiology, with several entries on permafrost:

Special Issue "Polar and Alpine Microbiology: Microbial life in the cold biosphere"
Vol. 55, Number 1, January 2009
Published in the scope of the 3rd International Conference on Polar and Alpine Microbiology in Banff, Canada, May 11-15, 2008