Tracy Christopherson, B.S.
Soil classification and mapping
Ecological land classification
Geomorphology and landscape description
Tracy has over twenty years of experience studying and mapping soils and vegetation in the western United States, including Alaska.
Her expertise includes soil genesis and geomorphology; soil sampling, description and classification; soil laboratory preparation and analysis; aerial photo and satellite image interpretation and mapping; soil and vegetation survey; and ecological land classification.
Tracy received her bachelor's degree in environmental studies with a minor in soil science from Utah State University in Logan.
Wells, A. F., T. Christopherson, G. V. Frost, M. J. Macander, S. L. Ives, R. W. McNown, and E. K. Johnson. 2021. Ecological land survey and soils inventory for Katmai National Park and Preserve, 2016–2017. Natural Resource Report NPS/KATM/NRR—2021/2298. National Park Service, Fort Collins, Colorado. https://doi.org/10.36967/nrr-2287466.
Wells A. F., G. V. Frost, T. Christopherson, M. J. Macander, and E. R. Trainor. 2016. Ecological land survey and soil landscapes map for Aniakchak National Monument and Preserve, Alaska, 2014. National Park Service. Fort Collins, CO.
Wells, A. F., G. V. Frost, T. Christopherson, and E. R. Trainor. 2014. Ecological land survey and soil landscapes map for Kenai Fjords National Park, Alaska, 2013. Natural Resource Technical Report NPS/KEFJ/NRTR—2014/921. National Park Service, Fort Collins, Colorado.
Wells, A., M. Macander, T. Jorgenson, T. Christopherson, B. Baird, and E. Trainor. 2013. Ecological land survey and soil landscapes map for Lake Clark National Park and Preserve, Alaska, 2011. National Park Service. Fort Collins, CO. Natural Resource Technical Report. NPS/LACL/NRTR—2013/693. 349 pp.