Anna Liljedahl

Anna Liljedahl Photo
Woodwell Climate Research Center
aliljedahl@woodwellclimate.org
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Publications

Walker, D.A., and authors, 2022: Cumulative impacts of a gravel road and climate change in an ice-wedge-polygon landscape, Prudhoe Bay, Alaska, Arctic Science, 8(4):1040-1066, https://doi.org/10.1139/as-2021-0014

Raynolds, M.K., J.C. Jorgenson, M.T. Jorgenson, M. Kanevskiy, A.K. Liljedahl, M. Nolan, M. Sturm, and D.A. Walker, 2020: Landscape impacts of 3D-seismic surveys in the Arctic National Wildlife Refuge, Alaska, Ecological Applications, 30(7), https://doi.org/10.1002/eap.2143

Wolken, G.J., A.K. Liljedahl, M. Brubaker, J.A. Coe, G. Fiske, H. Hvidtfeldt Christiansen, M. Jacquemart, B.M. Jones, A. Kääb, F. Løvholt, S. Natali, A.C.A. Rudy, and D. Streletskiy, 2022: Glacier and Permafrost Hazards, NOAA Technical Report OAR ARC, 21-13, https://doi.org/10.25923/v40r-0956

Witharana, C., M.R. Udawalpola, A.K. Liljedahl, M.K. Ward Jones, B.M. Jones, A. Hasan. D. Joshi, and E. Manos, 2022: Automated Detection of Retrogressive Thaw Slumps in the High Arctic Using High-Resolution Satellite Imagery, Remote Sensing, 14(17), https://doi.org/10.3390/rs14174132

Webb, E.E., A.K. Liljedahl, J.A. Cordeiro, M. M. Loranty, C. Witharana, and J.W. Lichstein, 2022: Permafrost thaw drives surface water decline across lake-rich regions of the Arctic, Nature Climate Change, 12:841-846, https://doi.org/10.1038/s41558-022-01455-w 

Udawalpola, M.R., A. Hasan, A. Liljedahl, A. Soliman, J. Terstriep, and C. Witharana, 2022: An Optimal GeoAI Workflow for Pan-Arctic Permafrost Feature Detection from High-Resolution Satellite Imagery, Photogrammetric Engineering & Remote Sensing, 88(3):181-188, https://doi.org/10.14358/PERS.21-00059R2

Perera, A.S., C. Witharana, E. Manos, and A.K. Liljedahl, 2024: Hyperparameter Optimization for Large-Scale Remote Sensing Image Analysis Tasks: A Case Study Based on Permafrost Landform Detection Using Deep Learning, IEEE Access, 12, https://doi.org/10.1109/ACCESS.2024.3379142

Manos, E., C. Witharana, and A.K. Liljedahl, 2025: Permafrost thaw-related infrastructure damage costs in Alaska are projected to double under medium and high emission scenarios, Communications Earth & Environment, 6(221), https://doi.org/10.1038/s43247-025-02191-7 

Liljedahl, A.K., C. Witharana, and E. Manos, 2024: The capillaries of the Arctic tundra, Nature Water, 2:611-614, https://doi.org/10.1038/s44221-024-00276-9 

Dai, C., I.M. Howat, J. van der Sluijs, A.K. Liljedahl, B. Higman, J.T. Freymueller, M.K. Ward Jones, S.V. Kokelj, J. Boike, B. Walker, and P. Marsh, 2024: Applications of ArcticDEM for measuring volcanic dynamics, landslides, retrogressive thaw slumps, snowdrifts, and vegetation heights, Science of Remote Sensing, 9, https://doi.org/10.1016/j.srs.2024.100130

Abolt, C.J., A.L. Atchley, D.R. Harp, M.T. Jorgenson, C. Witharana, W.R. Bolton, J. Schwenk, T. Rettelbach, G. Grosse, J. Boike, I. Nitze, A.K. Liljedahl, C.T. Rumpca, C.J. Wilson, and K.E. Bennett, 2024:Topography Controls Variability in Circumpolar Permafrost Thaw Pond Expansion, Journal of Geophysical Research: Earth Surface, 129(9), https://doi.org/10.1029/2024JF007675

Liljedahl, A.K., M. Kanevskiy, T. Jorgenson, B.M. Jones, R. Daanen, H.E. Epstein, C.G. Griffin, K. Kent, and M.K. Ward Jones, 2021: An Object-Based Approach for Mapping Tundra Ice-Wedge Polygon Troughs from Very High Spatial Resolution Optical Satellite Imagery, Remote Sensing, 13(4), https://doi.org/10.3390/rs13040558

Udawalpola, M.R., C. Witharana, A. Hasan, A. Liljedahl, M. Ward Jones, and B. Jones, 2022: AUTOMATED RECOGNITION OF PERMAFROST DISTURBANCES USING HIGH-SPATIAL RESOLUTION SATELLITE IMAGERY AND DEEP LEARNING MODELS, The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, XLVI-M-2, https://doi.org/10.5194/isprs-archives-XLVI-M-2-2022-203-2022

Udawalpola, M., A. Hasan, A.K. Liljedahl, A. Soliman, and C. Witharana, 2021: OPERATIONAL-SCALE GEOAI FOR PAN-ARCTIC PERMAFROST FEATURE DETECTION FROM HIGH-RESOLUTION SATELLITE IMAGERY, International Archives of the Photogrammetry, Remote Sensing, and Spatial Information Science, XLIV-M-3, https://doi.org/10.5194/isprs-archives-XLIV-M-3-2021-175-2021

Manos, E., C. Witharana, M.R. Udawalpola, A. Hasan, and A.K. Liljedahl, 2022: Convolutional Neural Networks for Automated Built Infrastructure Detection in the Arctic Using Sub-Meter Spatial Resolution Satellite Imagery, Remote Sensing, 14(11), https://doi.org/10.3390/rs14112719

Manos, E., C. Witharana, A.S. Perera, and A.K. Liljedahl, 2023: A multi-objective comparison of CNN architectures in Arctic human-built infrastructure mapping from sub-meter resolution satellite imagery, International Journal of Remote Sensing, 44(24):7670-7705, https://doi.org/10.1080/01431161.2023.2287563

Li, W., C.-Y. Hsu, S. Wang, C. Witharana, and A. Liljedahl, 2022: Real-time GeoAI for high-resolution mapping and segmentation of arctic permafrost features: the case of ice-wedge polygons, GeoAI '22: Proceedings of the 5th ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery, p.62-65, https://doi.org/10.1145/3557918.3565869

Hasan, A., M. Udawalpola, A. Liljedahl, and C. Witharana, 2022: Use of Commercial Satellite Imagery to Monitor Changing Arctic Polygonal Tundra, American Society for Photogrammetry and Remote Sensing, 88(4):255-262, https://doi.org/10.14358/PERS.21-00061R2

 

Hasan, A., C. Witharana, M.R. Udawalpola, and A.K. Liljedahl, 2022: DETECTION OF CLOUDS IN MEDIUM-RESOLUTION SATELLITE IMAGERY USING DEEP CONVOLUTIONAL NEURAL NETS, The International Archives of the Photogrammetry, Remote Sensing, and Spatial Information Sciences, XLVI-M-2, https://doi.org/10.5194/isprs-archives-XLVI-M-2-2022-103-2022 

Hasan, A., M.R. Udawalpola, C. Witharana, and A.K. Liljedahl, 2021: COUNTING ICE-WEDGE POLYGONS FROM SPACE: USE OF COMMERCIAL SATELLITE IMAGERY TO MONITOR CHANGING ARCTIC POLYGONAL TUNDRA, The International Archives of the Photogrammetry, Remote Sensing, and Spatial Information Sciences, XLIV-M-3, https://doi.org/10.5194/isprs-archives-XLIV-M-3-2021-67-2021 

Dai, C., B. Higman, P. J. Lynett, M. Jacquemart, I.M. Howat, A.K. Liljedahl, A. Dufresne, J.T. Freymueller, M. Geertsema, M.W. Jones and P.J. Haeussler, 2020: Detection and Assessment of a Large and Potentially Tsunamigenic Periglacial Landslide in Barry Arm, Alaska, Geophysical Research Letters, 47(22), https://doi.org/10.1029/2020GL089800

Bhuiyan, M.A.E., C. Witharana and A.K. Liljedahl, 2020: Use of Very High Spatial Resolution Commercial Satellite Imagery and Deep Learning to Automatically Map Ice-Wedge Polygons across Tundra Vegetation Types, J. Imaging, 6(12), https://doi.org/10.3390/jimaging6120137