North American Arctic Transect

North American Arctic Transect

Publications:

  1. 2019 [↑]

    1. Walker, D.A. 2019. Landscape evolution and adapting to change in ice-rich permafrost systems (NNA-IRPS). Institute of Arctic Biology (IAB) Life Sciences Seminar Series. University of Alaska Fairbanks, Fairbanks, AK October 25. (Oral Presentation)

  1. 2015 [↑]

    1. Buchhorn, M., Curry, T., Kanevskiy, M., Raynolds, M.K., Shur, Y. and Walker, D.A. 2015. Landscape,  permafrost, and social change in the Prudhoe Bay region, Alaska: Snapshots from the NSF-ArcSEES project. Institute of Arctic Biology (IAB) Life Sciences Seminar Series. University of Alaska Fairbanks, Fairbanks, AK, January 23. (Oral Presentation)

  1. 2012 [↑]

    1. Kelley, A.M., Epstein, H.E., Ping, C.-L., Walker, D.A. 2012. Soil nitrogen transformations associated with small patterned-ground features along a North American Arctic transect. Permafrost and Periglacial Processes 23:196-206. doi:10.1002/ppp.1748 (PDF)

  1. 2009 [↑]

    1. Jia, G.J., Epstein, H.E., Walker, D.A. 2009. Vegetation greening in the Canadian Arctic related to decadal warming. Journal of Environmental Monitoring 11:2231-2238. doi:10.1039/B911677J (Purchase PDF)
    2. Kelley, A.M., Epstein, H.E. 2009. Effects of nitrogen fertilization on plant communities of nonsorted circles in moist nonacidic tundra, Northern Alaska. Arctic, Antarctic, and Alpine Research 41(1):119-127. doi:10.1657/1523-0430-41.1.119 (BioOne online article) (PDF)
    3. Walker, D.A., Hamilton, T.D., Ping, C.-L., Daanen, R.P., Streever, W.W. 2009. Dalton Highway Field Trip Guide for the Ninth International Conference on Permafrost. Division of Geological and Geophysical Surveys. Fairbanks, AK. 9. 117 . (Print copy) (PDF)

  1. 2008 [↑]

    1. Daanen, R., Romanovsky, V., Walker, D., LaDouceur, M. 2008. High resolution, surface and subsurface survey of a non-sorted circle system. Ninth International Conference on Permafrost. Fairbanks, AK, June 29 - July 3 1:321-326. (Session 1P-9-62) (Poster)
    2. Daanen, R.P., Misra, D., Epstein, H., Walker, D., Romanovsky, V. 2008. Simulating nonsorted circle development in arctic tundra ecosystems. Journal of Geophysical Research - Biogeosciences 113:1-10. doi:10.1029/2008JG000682 (PDF)
    3. Epstein, H.E., Walker, D.A., Raynolds, M.K., Jia, G.J., Kelley, A.M. 2008. Phytomass patterns across a temperature gradient of the North American arctic tundra. Journal of Geophysical Research - Biogeosciences 113:1-11. (Permanent link) (PDF)
    4. Kade, A., Walker, D.A. 2008. Experimental alteration of vegetation on nonsorted circles: effects on cryogenic activity and implications for climate change in the Arctic. Arctic, Antarctic, and Alpine Research 40(1):96-103. doi:10.1657/1523-0430(06-029)[KADE]2.0.CO;2 (Abstract) (PDF)
    5. Michaelson, G.J., Ping, C.L., Epstein, H., Kimble, J.M., Walker, D.A. 2008. Soils and frost boil ecosystems across the North American Arctic Transect. Journal of Geophysical Research - Biogeosciences 113:G03S11, 10.1029/2007JG000672. doi:10.1029/2007JG000672 (Abstract) (PDF)
    6. Nicolsky, D.J., Romanovsky, V.E., Tipenko, G.S., Walker, D.A. 2008. Modeling biogeophysical interactions in nonsorted circles in the Low Arctic. Journal of Geophysical Research - Biogeosciences 113:1-17. doi:10.1029/2007JG000565 (Abstract) (PDF)
    7. Nicolsky, D.J., Romanovsky, V.E., Tipenko, G.S., Walker, D.A. 2008. Modeling observed differential frost heave within non-sorted circles in Alaska. Ninth International Conference on Permafrost. Fairbanks, AK, June 29-July 3 2:1281-1286. (Session 3P-6-54) (Poster)
    8. Peterson, R.A. 2008. Numerical modeling of differential frost heave. Ninth International Conference on Permafrost. Fairbanks, AK, June 29-July 3 2:1399-1404. (Oral Presentation)
    9. Peterson, R.A., Krantz, W.B.a. 2008. Differential frost heave model for patterned ground formation: Corroboration with observations along a North American Arctic Transect. Journal of Geophysical Research - Biogeosciences 113:G03S04, 1-17. doi:10.1029/2007JG000559 (Abstract) (PDF)
    10. Ping, C.-L., Michaelson, G.J., Jorgenson, M.T., Kimble, J.M., Epstein, H., Romanovsky, V.E., Walker, D.A. 2008. High stocks of soil organic carbon in North American Arctic region. Nature Geoscience 1:615-619. doi:10.1038/ngeo284 (Abstract) (PDF)
    11. Ping, C.-L., Michaelson, G.J., Kimble, J.M., Romanovsky, V.E., Shur, Y.L., Swanson, D.K., Walker, D.A. 2008. Cryogenesis and soil formation along a bioclimate gradient in Arctic North America. Journal of Geophysical Research - Biogeosciences 113:G03S12. doi:10.1029/2008JG000744 (PDF)
    12. Raynolds, M.K., Comiso, J.C., Walker, D.A., Verbyla, D. 2008. Relationship between satellite-derived land surface temperatures, arctic vegetation types, and NDVI. Remote Sensing of Environment 112(4):1884-1894. doi:10.1016/j.rse.2007.09.008 (PDF)
    13. Raynolds, M.K., Walker, D.A., Munger, C.A., Vonlanthen, C.M., Kade, A.N. 2008. A map analysis of patterned-ground along a North American Arctic Transect. Journal of Geophysical Research - Biogeosciences 113:1-18. doi:10.1029/2007JG000512 (Abstract) (PDF)
    14. Romanovsky, V.E., Marchenko, S.S., Daanen, R., Sergeev, D.O., Walker, D.A. 2008. Soil climate and frost heave along the permafrost/ecological North American Arctic transect. Ninth International Conference on Permafrost. Fairbanks, AK, June 28-July3 2:1519-1524. (Oral Presentation)
    15. Vonlanthen, C.M., Walker, D.A., Raynolds, M.K., Kade, A., Kuss, H.P., Daniëls, F.J.A., Matveyeva, N.V. 2008. Patterned-ground plant communities along a bioclimate gradient in the High Arctic, Canada. Phytocoenologia 38:23-63. doi:10.1127/0340-269X/2008/0038-0023 (Abstract) (PDF)
    16. Walker, D.A., Epstein, H.E., Romanovsky, V.E., Ping, C.L., Michaelson, G.J., Daanen, R.P., Shur, Y., Peterson, R.A., Krantz, W.B., Raynolds, M.K., Gould, W.A., Gonzalez, G., Nicolsky, D.J., Vonlanthen, C.M., Kade, A.N., Kuss, P., Kelley, A.M., Munger, C.A., Tarnocai, C.T., Matveyeva, N.V., Daniëls, F.J.A. 2008. Arctic patterned-ground ecosystems: A synthesis of field studies and models along a North American Arctic Transect. Journal of Geophysical Research - Biogeosciences 113:G03S01. doi:10.1029/2007JG000504 (PDF)
    17. Walker, D.A., Epstein, H.E., Welker, J.M. 2008. Introduction to special section on Biocomplexity of Arctic Tundra Ecosystems. Journal of Geophysical Research - Biogeosciences 113:G03S00. doi:10.1029/2008JG000740 (PDF)
    18. Walker, D.A., Raynolds, M.K., Gould, W.A. 2008. Fred Daniëls, Subzone A, and the North American Arctic Transect. Abhandlungen aus dem Westfälischen Museum für Naturkunde 70:(3/4):387-400. (PDF)

  1. 2007 [↑]

    1. Daanen, R., Misra, D., Epstein, H.E. 2007. Active-layer hydrology in nonsorted circle ecosystems of the arctic tundra. Vadose Zone Journal 6(4):694-704.

  1. 2006 [↑]

    1. Kade, A., Romanovsky, V.E., Walker, D.A. 2006. The N-factor of nonsorted circles along a climate gradient in Arctic Alaska. Permafrost and Periglacial Processes 17(4):279-289. doi:10.1002/ppp.563 (PDF)
    2. Michaelson, G.J., Ping, C.L., Epstein, H.E., Kimbel, J.M., Romanovsky, V.E., Tarnocai, C.T., Walker, D.A. 2006. Soil Properties and Patterned Ground Across the North American Arctic Transect. AGU Fall Meeting. San Francisco, CA, December 11-15 C51A-0397. (C51A-0397)
    3. Munger, C.A., Walker, D.A., Raynolds, M.K., Kade, A.N., Vonlanthen, C.M., Kuss, P., Daanen, R.P. 2006. The North American Arctic Transect: baseline vegetation and active layer maps for the IPY. AGU Fall Meeting. San Francisco, CA, December 11 - 15 C51A-0382. (C51A-0382)
    4. Romanovsky, V.E., Marchenko, S.S., Daanen, R., Nikolsky, D., Sergeev, D.O., Walker, D.A. 2006. Soil climate and frost heave along the permafrost/ecological North American Arctic Transect. AGU Fall Meeting. San Francisco, CA, December 11 - 15 C44A-06. (C44A-06) (Oral Presentation)

  1. 2005 [↑]

    1. Daanen, R., Misra, D., Epstein, H.E. 2005. Modeling the Hydrology and the Effect of Climate Warming on the Non-Sorted Circle Ecosystem in the Arctic Tundra. AGU Fall Meeting, San Francisco, CA, December 5-9. (H53C-0477) (Poster)
    2. Epstein, H.E., D.A. Walker, G.J. Jia, Kelley, A.M. 2005. Climate, plant biomass, NDVI, and LAI relationships along the full arctic bioclimate gradient. AGU Fall Meeting, San Francisco, CA, December 5-9 86:B33E-1092. (B33E-1092) (Oral Presentation)
    3. Jia, G.J., Epstein, H.E., Walker, D.A. 2005. Uneven response of arctic tundra to recent environmental changes. AGU Fall Meeting, San Francisco, CA, December 5-9 86:B33E-1091. (B33E-1091) (Oral Presentation)
    4. Kade, A., Walker, D.A., Raynolds, M.K. 2005. Plant communities and soils in cryoturbated tundra along a bioclimate gradient in the Low Arctic, Alaska. Phytocoenologia 35:761-820. (Abstract) (PDF)
    5. Kade, A., Walker, D.A., Romanovsky, V.E. 2005. The effect of vegetation, soil organic layer and snow on the modified N-factor in patterned-ground ecosystems. AGU Fall Meeting, San Francisco, CA, December 5-9 86:C21C-1135. (C21C-1135) (Oral Presentation)
    6. Kelley, A.M., Epstein, H.E., Walker, D.A. 2005. Soil nitrogen cycling associated with small patterned ground features along a high-latitude temperature gradient in northern Alaska. AGU Fall Meeting, San Francisco, CA, December 5-9 B51A-0193. (B51A-0193) (Oral Presentation)
    7. Misra, D., Daanen, R. 2005. Visualizing Frost Boils. Challenges - in science and engineering 13:(1):18-19, 23. (PDF)
    8. Ping, C.-L., Michaelson, G.J., Kimble, J.M., Walker, D.A. 2005. Soil acidity and exchange properties of cryogenic soils in Arctic Alaska. Journal of Soil Science and Plant Nutrition 51(5):649-653. doi:10.1111/j.1747-0765.2005.tb00083.x (Abstract) (PDF)
    9. Ping, C.-L., Michaelson, G.J., Tarnocai, C., Walker, D.A. 2005. Cryogenic features of tundra soils along a bioclimate gradient in arctic Alaska and Canada. AGU Fall Meeting, San Francisco, CA, December 5-9 86:C24A-05. (C24A-05) (Oral Presentation)
    10. Raynolds, M.K., Walker, D.A., Kade, A.N., Munger, C.A. 2005. Small-scale patterned ground in the Arctic: Maps of vegetation and thaw depth on a north-south transect. AGU Fall Meeting, San Francisco, CA, December 5-9 86:C24A. (C24A-06) (Oral Presentation)
    11. Walker, D.A., Daanen, R.P., Epstein, H.E., Gonzalez, G., Gould, W.A., Kade, A.N., Kelley, A.M., Krantz, W.B., Michaelson, G.J., Munger, C.A., Nickolsky, D.J., Peterson, R.A., Ping, C.L., Raynolds, M.K., Romanovsky, V.E., Shur, Y.L., Tarnocai, C.T., Tipenko, G.S., Timling, I., Vonlanthen, C.M. 2005. The North American Arctic Transect: Patterned ground ecosystems across the full arctic bioclimate gradient. AGU Fall Meeting, San Francisco, CA, December 5-9 86:C24A-03. (C24A-03) (Oral Presentation)
    12. Zhurbenko, M.P., Laursen, G.A., Walker, D.A. 2005. New and rare lichenicolous fungi and lichens from the North American Arctic. Mycotaxon 92:201-212. (Abstract) (PDF)
    13. Zhurbenko, M.P., Raynolds, M.K., Walker, D.A., Matveeva, N.V. 2005. Lichens and lichenicolous fungi from the Kolyma delta region, Russian Arctic. Graphis Scripta 17:27-29. (PDF)

  1. 2004 [↑]

    1. Chappell, G.G., Brody, B., Webb, P., Chord, J., Romanovsky, V., Tipenko, G. 2004. Virtual Reality Visualization of Permafrost Dynamics Along a Transect Through Northern Alaska. AGU Fall Meeting, San Francisco, CA, December 13-17 85:C43B-0231. (C43B-0231) (Oral Presentation)
    2. Epstein, H.E., Beringer, J., Copass, C., Gould, W., Lloyd, A., Chapin III, F.S., Ping, C.L., Michaelson, G., Rupp, S., Walker, D.A. 2004. The nature of spatial transitions in arctic ecosytems. Journal of Biogeography 31:1917-1933. doi:10.1111/j.1365-2699.2004.01140.x (Abstract) (PDF)
    3. Kelley, A.M., Epstein, H., Walker, D.A. 2004. Role of vegetation and climate in permafrost active layer depth in arctic tundra of Northern Alaska and Canada. Journal of Glaciology and Climatology 26:269-273. (PDF)
    4. Nicolsky, D.J., Romanovsky, V.E., Tipenko, G.S., Walker, D.A. 2004. A coupled thermo-mechanical model of differential frost heave. AGU Fall Meeting, San Francisco, CA, December 13-17 85:C13B-0282. (C13B-0282) (Oral Presentation)
    5. Ping, C.L., Jorgensen, T., Shur, Y. 2004. Soil cryogenic structures and their implications for land use in Alaska. Journal of Glaciology and Geocryology 26:(z1).
    6. Ping, C.L., Swanson, D.K. and Clark, M.H. 2004. Cryosols in Alaska. In: J. M. Kimble (ed.), Permafrost-affected soils, pp. 71-94. Springer-Verlag: Berlin, Heidelberg. (PDF)
    7. Tipenko, G.S., Marchenko, S., Romanovsky, V.E., Groshev, V., Sazonova, T. 2004. Spatially Distributed Model of Permafrost Dynamics in Alaska. AGU Fall Meeting, San Francisco, CA, December 13-17 85:C12A-02. (C12A-02) (Oral Presentation)
    8. Walker, D.A., Epstein, H.E., Gould, W.A., Kelley, A.M., Kade, A.N., Knudson, J.A., Krantz, W.B., Michaleson, G., Peterson, R.A., Ping, C.L., Raynolds, M.K., Romanovsky, V.E., Shur, Y.L. 2004. Frost-boil ecosystems: complex interactions between landforms, soils, vegetation, and climate. Permafrost and Periglacial Processes 15(2):171-188. doi:10.1002/ppp.487 (Abstract) (PDF)

  1. 2003 [↑]

    1. Gould, W.A., Quijano, A., Gonzalez, G., Walker, D.A. 2003. Variation in frost-boil morphology and associated vegetation characteristics along a climatic gradient. AGU Fall Meeting, San Francisco, CA, December 8-12 84:B31C-0311. (B31C-0311)
    2. Gould, W.A., Walker, D.A., Biesboer, D. 2003. Combining research and education: Bioclimatic Zonation along a Canadian Arctic Transect. Arctic 56:(1):45-54. (Abstract) (PDF)
    3. Jia, G.J., Epstein, H.E., Walker, D.A. 2003. Greening of arctic Alaska, 1981-2001. Geophysical Research Letters 30(20):1-4. doi:10.1029/2003GL018268 (Abstract) (PDF)
    4. Nicolsky, D.J., Tipenko, G.S., Romanovsky, V.E. 2003. Developing a numerical model of frost boils dynamics. AGU Fall Meeting, San Francisco, CA, December 8-12 84:C21B-0813. (C21B-0813)
    5. Peterson, R.A., Krantz, W.B. 2003. A mechanism for differential frost heave and its implications for patterned ground formation. Journal of Glaciology 49:(164):69-80. (Abstract) (PDF)
    6. Peterson, R.A., Walker, D.A., Romanovsky, V.E., Knudson, J.A., Raynolds, M.K., Krantz, W.B. 2003. A differential frost heave model: cryoturbation-vegetation interactions. Proceedings of the Eighth International Conference on Permafrost. Lisse, 21-25 July 2:885-890. (Complete set of PDFs) (Oral Presentation)
    7. Ping, C.-L., Michaelson, G.J., Overduin, P.P., Stiles, C.A. 2003. Morphogenesis of frost boils in the Galbraith Lake area, arctic Alaska. Eighth International Conference on Permafrost Extended Abstracts. Zurich, Switzerland, July 21 - 25 2:897-900. (Poster)
    8. Shur, Y.L., Ping, C.L. 2003. The Driving Force of Frost Boils and Hummocks Formation. AGU Fall Meeting, San Francisco, CA, December 8-12 84:C21B-0823. (C21B-0823) (Oral Presentation)
    9. Walker, D.A., Epstein, H.E., Jia, J.G., Balser, A.W., Copass, C., Edwards, E.J., Gould, W.A., Hollingsworth, J., Knudson, J., Maier, H.A., Moody, A., Raynolds, M.K. 2003. Phytomass, LAI, and NDVI in northern Alaska: Relationships to summer warmth, soil pH, plant functional types, and extrapolation to the circumpolar Arctic. Journal of Geophysical Research - Atmospheres 108(d2):8169. doi:10.1029/2001JD000986 (Abstract) (PDF)
    10. Walker, D.A., Jia, G.J., Epstein, H.E., Raynolds, M.K., Chapin , F.S., III, Copass, C.D., Hinzman, L.D., Knudson, J.A., Maier, H.A., Michaelson, G.J., Nelson, F., Ping, C.L., Romanovsky, V.E., Shiklomanov, N. 2003. Vegetation-soil-thaw-depth relationships along a low-arctic bioclimate gradient, Alaska: synthesis of information from the ATLAS studies. Permafrost and Periglacial Processes 14(2):103-123. doi:10.1002/ppp.452 (Abstract) (PDF)

  1. 2002 [↑]

    1. Jia, G.J., Epstein, H.E., Walker, D.A. 2002. Spatial characteristics of AVHRR-NDVI along latitudinal transects in northern Alaska. Journal of Vegetation Science 13:(3):315-326. (JSTOR) (PDF)
    2. Walker, D.A., Jia, G.J., Epstein, H.E., Shiklomanov, N.I., Nelson, F.E., Hinzman, L.D., Romanovsky, V.E. 2002. Vegetation-soil-active layer relationships along a low-arctic bioclimate gradient, Alaska. AGU Fall Meeting, San Francisco, CA, December 6-10 83:B72D-02. (B72D-02) (Oral Presentation)

  1. 1998 [↑]

    1. Nelson, F.E., Hinkel, K.M., Shiklomanov, N.I., Mueller, G.R., Miller, L.L., Walker, D.A. 1998. Active-layer thickness in north central Alaska: Systematic sampling, scale, and spatial autocorrelation. Journal of Geophysical Research 103:(D22):28963-28973. (Abstract) (PDF)
    2. Reeburgh, W.S., King, J.Y., Regli, S.K., Kling, G.W., Auerbach, N.A., Walker, D.A. 1998. A CH4 emission estimate for the Kuparuk River basin, Alaska. Journal of Geophysical Research 103(D22):29,005-29,013. doi:10.1029/98JD00993 (Abstract) (PDF)

  1. 1997 [↑]

    1. Nelson, F.E., Shiklomanov, N.I., Mueller, G.R., Hinkel, K.M., Walker, D.A. and Bockheim, J.G. 1997. Estimating active-layer thickness over a large region: Kuparuk River Basin, Alaska, USA. Arctic, Antarctic, and Alpine Research 29:(4):367-378. (JSTOR) (PDF)

Return to top

Alaska Geobotany Center, Institute of Arctic Biology, University of Alaska Fairbanks | Contact AGC

The University of Alaska Fairbanks is an affirmative action/equal opportunity employer and educational institution.

Any opinions, findings, conclusions, or recommendations expressed in the material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation or any other organization.

Last modified June 6, 2012