Addendum to the 2003 Green Cabin, Banks Island Data Report M. K. Raynolds Alaska Geobotany Center Institute of Arctic Biology University of Alaska Fairbanks Fairbanks, Alaska 99775 February 2005 Funding: U.S. National Science Foundation, grant OPP-0120736 Online Link: http://www.geobotany.uaf.edu/library/reports/greencabin2003_dr0502ad.pdf Contents Soils description of studied sites. .................... G. Michaelson, C. Ping ... pages 2-21 Turf hummocks along the Arctic Bioclimate Gradient: their characteristics and development. .............. C. Tarnocai. ............. pages 22-33 Biomass. ............................................... M. Raynolds. ............. pages 34-35 N-factor. .............................................. A. Kade. ................. pages 36-37 Soil and airtemperature and heave-rods. ................ V. Romanovsky. ........... page 38-39