COMMENTARY
Microbes in thawing permafrost: the unknown variable in the climate change equation
David E Graham, Matthew D Wallenstein, Tatiana A Vishnivetskaya, Mark P Waldrop, Tommy J Phelps, Susan M Pfiffner, Tullis C Onstott, Lyle G Whyte, Elizaveta M Rivkina, David A Gilichinsky, Dwayne A Elias, Rachel Mackelprang, Nathan C VerBerkmoes, Robert L Hettich, Dirk Wagner, Stan D Wullschleger and Janet K Jansson
The ISME Journal (2012) 6, 709–712; doi:10.1038/ ismej.2011.163; published online 17 November 2011