Snow Publications

Bonnell, R., Elder, K., McGrath, D., Marshall, H. P., Starr, B., Adebisi, N., et al. (2024). L-band InSAR snow water equivalent retrieval uncertainty increases with forest cover fraction. Geophysical Research Letters, 51, e2024GL111708. https://doi.org/10.1029/2024GL111708 

I. Brangers et al., "C-Band Radar Measurements in a Snow-Covered Boreal Forest Environment," in IEEE Geoscience and Remote Sensing Letters, vol. 22, pp. 1-5, 2025, Art no. 2000105, doi: 10.1109/LGRS.2024.3521544. 

Hoppinen, Z., Palomaki, R., Brencher, G., Dunmire, D., Gagliano, E., Marziliano, A., ... & Marshall, H. P. (2024). Sentinel-1 Volume Scattering Snow Depth Retrievals over NASA SnowEx Sites. AGU24. 

O'Neel, Shad, et al. "Observing and Modeling Snow in Complex Terrain.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Vuyovich, Carrie, et al. "Advancing global snow observations through the NASA SnowEx campaign, 2017 - 2023.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Mason, Megan, et al. "NASA SnowEx Community-Collected Snow Pit Measurements (2017-2023).” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Tarricone, Jack; Marshall, Hans-Peter;Palomaki, Ross; Hoppinen, Zachary; Vuyovich, Carrie. "Comprehensive SnowEx UAVSAR SWE retrieval evaluation.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Wilson, Laura, et al. "Autonomous GPR Observations of Melt, Percolation, and Refreeze in the Percolation Zone of the Greenland Ice Sheet.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Brangers, Isis; Marshall, Hans-Peter; De Lannoy, Gabrielle JM; Dunmire,  Devon; Jonas, Tobias; Lievens, Hans. "Understanding C-band Radar Interactions with Snow in Various Environmental Conditions.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Hildebrand,Maya; Margulis, Steven A;  Xu, Xiaolan; Shah,Rashmi; Marshall, Hans-Peter; Deeb, Elias J; Girotto, Manuela; Yueh, Simon H. "Developing an Interferometric Phase Data Assimilation Framework for Improved Mountain Snow Water Equivalent Estimates.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Zikan, Karina Holmes; Enderlin, Ellyn M; Marshall Hans-Peter; O'Neel, Shad, et al. "Optimized Methods to Estimate Mountain Snow Depths with ICESat-2.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Alabi, Ibrahim Olalekan; Marshall, Hans-Peter ; Mead, Jodi; Trujillo, Ernesto. "Leveraging L-band InSAR and Machine Learning for Enhanced Snow Depth Estimation.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Dickson, Adam; Liberty, Lee M.; Marshall, Hans-Peter; Otheim, Larry Thomas. "Mechanical properties of seasonal snow through active source seismology.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Ofekeze, Evi; Johnson, Jeffrey Bruce; Marshall, Hans-Peter; Alabi, Ibrahim Olalekan. "A deep Learning Approach for Detecting Avalanche Signatures in Infrasound Waveform.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Meyer, Joachim; Johnson, Micah desean; Sandusky, Micah; Arendt, Anthony A.; Marshall, Hans-Peter. "Standardizing SnowEx data discovery and access through a central database and open-source client library.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Meyer, Joachim; Johnson, Micah desean; Sandusky, Micah; Arendt, Anthony A.; Marshall, Hans-Peter. "Standardizing SnowEx data discovery and access through a central database and open-source client library.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Gallagher, Michael, et al. "How Greenland melts: high fidelity observations of the coupled climate system in Southwestern Greenland from summer 2024.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Capelli, Achille. “LASSITOS: a UAV-based system for sea ice and snow thickness measurements.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Detre, Ally, et al. “Examining the Relationship Between Snow Density, Temperature, and Soil Moisture as a Predictor of Liquid Water Content Development Within a Snowpack Compared to Sentinel-1 SAR-Derived Melt Onset Estimates.” AGU Fall Meeting Abstracts, vol. 2024, 2024. AGU Fall Meeting Abstracts.

Marshall, Hans-Peter, et al. “Progress on L-Band InSAR Snow Retrievals, for Future NISAR Application: Recent Results from the 2020-2021 NASA SnowEx UAVSAR Time Series Experiment.” AGU Fall Meeting Abstracts, vol. 2024, 2024, pp. C41B-05. AGU Fall Meeting Abstracts.

Hoppinen, Z., Palomaki, R. T., Brencher, G., Dunmire, D., Gagliano, E., Marziliano, A., Tarricone, J., and Marshall, H.-P.: Evaluating snow depth retrievals from Sentinel-1 volume scattering over NASA SnowEx sites, The Cryosphere, 18, 5407–5430, https://doi.org/10.5194/tc-18-5407-2024, 2024. 

Hoppinen, Zachary, and Hans-Peter Marshall. SnowEx20-21 Time Series UAVSAR L-Band Interferometric SAR, 12 Sept. 2024.

Zachary Hoppinen, Jeffrey B. Johnson, Achille Capelli, Jacob F. Anderson, Hans‐Peter Marshall; Erratum to Snow Attenuation of Infrasound Signals and Wind Noise. Seismological Research Letters 2024;; 95 (5): 3109. doi: https://doi.org/10.1785/0220240229 

Bonnell, R., McGrath, D., Tarricone, J., Marshall, H.-P., Bump, E., Duncan, C., Kampf, S., Lou, Y., Olsen-Mikitowicz, A., Sears, M., Williams, K., Zeller, L., and Zheng, Y.: Evaluating L-band InSAR snow water equivalent retrievals with repeat ground-penetrating radar and terrestrial lidar surveys in northern Colorado, The Cryosphere, 18, 3765–3785, https://doi.org/10.5194/tc-18-3765-2024, 2024. 

Y. Kim et al., "Close-In Dynamic Range Considerations in Upconverted and Frequency-Multiplied Frequency-Modulated Continuous-Wave Radars at Ku-Band: Close-In Dynamic Range Considerations in FMCW Radars," in IEEE Microwave Magazine, vol. 25, no. 9, pp. 22-28, Sept. 2024, doi: 10.1109/MMM.2024.3412002. 

P. Siqueira et al., "SNOWWI: A Three-Frequency InSAR for Snow Science Applications," IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium, Athens, Greece, 2024, pp. 1842-1845, doi: 10.1109/IGARSS53475.2024.10642002. 

M. C. Tarres et al., "First Results From a Dual Ku- and C-Band Airborne SAR for Snowpack Measurements," IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium, Athens, Greece, 2024, pp. 2460-2463, doi: 10.1109/IGARSS53475.2024.10640580. 

Brangers, I., Marshall, H.-P., De Lannoy, G., Dunmire, D., Mätzler, C., and Lievens, H.: Tower-based C-band radar measurements of an alpine snowpack, The Cryosphere, 18, 3177–3193, https://doi.org/10.5194/tc-18-3177-2024, 2024. 

McCaslin, J. Chris, et al. “A laser ultrasound system to non-invasively measure compression waves in granular ice mixes.” Cold Regions Science and Technology, vol. 221, May 2024, p. 104157, https://doi.org/10.1016/j.coldregions.2024.104157.

McDowell, I. E., Keegan, K. M., Skiles, S. M., Donahue, C. P., Osterberg, E. C., Hawley, R. L., and Marshall, H.-P.: A cold laboratory hyperspectral imaging system to map grain size and ice layer distributions in firn cores, The Cryosphere, 18, 1925–1946, https://doi.org/10.5194/tc-18-1925-2024, 2024. 

B. A. Wilder et al., "Computationally Efficient Retrieval of Snow Surface Properties From Spaceborne Imaging Spectroscopy Measurements Through Dimensionality Reduction Using K-Means Clustering," in IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 17, pp. 8594-8605, 2024, doi: 10.1109/JSTARS.2024.3386834. 

McCaslin, J., Mikesell, T., Marshall, H.-P., and Courville, Z.: Characterization of snow mechanical properties using laser ultrasound: Role of snow crystal type, EGU General Assembly 2024, Vienna, Austria, 14–19 Apr 2024, EGU24-728, https://doi.org/10.5194/egusphere-egu24-728, 2024. 

Hoppinen, Zachary, et al. “Evaluating Sentinel-1 Volume Scattering based Snow Depth Retrievals over NASA SnowEx Sites.” EGU General Assembly Conference Abstracts, 2024.

Tarricone, J., Palomaki, R., Rittger, K., Marshall, H.-P., Nolin, A., and Vuyovich, C.: Comparing multisensor optical-radar approaches for snow water equivalent retrievals, EGU General Assembly 2024, Vienna, Austria, 14–19 Apr 2024, EGU24-4137, https://doi.org/10.5194/egusphere-egu24-4137, 2024. 

Aberle, R., Enderlin, E., O'Neel, S., Florentine, C., Sass, L., Dickson, A., Marshall, H.-P., and Flores, A.: Automated snow cover detection on mountain glaciers using space-borne imagery, EGUsphere [preprint], https://doi.org/10.5194/egusphere-2024-548, 2024. 

Vuyovich, C., Marshall, H. P., Kim, E. J., Gatebe, C. K., Stuefer, S. L., Gleason, K., ... & Entin, J. K. (2024, February). Advancing global snow observations through the NASA SnowEx campaign. In Chapman Conference on Remote Sensing of the Water Cycle. AGU. 

Oveisgharan, Shadi, et al. “Snow Water Equivalent Retrieval over Idaho – Part 1: Using Sentinel-1 Repeat-Pass Interferometry.” European Geosciences Union, Copernicus GmbH, 12 Feb. 2024, tc.copernicus.org/articles/18/559/2024/tc-18-559-2024.html.

Ciafone, S., O'Neel, S., Adebisi, N., Zikan, K., Enterkine, J., Van Der Weide, T., Wadhwani, Y., Wilder, B., Hoppinen, Z., Filiano, D. & Marshall, H. (2024). SnowEx Mores Creek Summit (MCS) Airborne LiDAR Survey. (SNEX_MCS_Lidar, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/NE8CLN3ES5XQ. 

Bonnell, R., McGrath, D., Webb, R., Hale, K., Meehan, T. G. & Marshall, H. (2024). SnowEx17 GPR and Lidar-Derived Snowpack Relative Permittivities and Densities. (SNEX17_SD_Perm, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/91X6GO5XNNEV. 

Hale, K., Marshall, H., Stuefer, S. & Vuyovich, C. M. (2024). SnowEx23 Laser Snow Microstructure Specific Surface Area Snow-off Data. (SNEX23_SSA_SO, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/9SY1H2L0BY0X. 

Bonnell, R., McGrath, D., Meehan, T. G., Marshall, H. & Webb, R. (2024). SnowEx20-21 Cameron Pass Derived Snowpack Relative Permittivities and Densities from Ground Penetrating Radar. (SNEX20_COCP_SPD, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/W0EJNWUZBYSL. 

Hale, K., Marshall, H., Stuefer, S., Vuyovich, C. M. & Meyer, J. (2025). SnowEx23 Oct22 Laser Snow Microstructure Specific Surface Area Low-snow. (SNEX23_OCT22_SSA, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/CPQ2DA73IZVH. 

Mason, M., Vuyovich, C. M., Stuefer, S., Elder, K., Vas, D., Marshall, H. & Durand, M. (2025). SnowEx23 Mar23 Snow Pit Measurements. (SNEX23_MAR23_SP, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/SJZ90KNPKCYR. 

Ciafone, S., O'Neel, S., Adebisi, N., Zikan, K., Enterkine, J., Van Der Weide, T., Wadhwani, Y., Wilder, B., Hoppinen, Z., Filiano, D. & Marshall, H. (2024). SnowEx Mores Creek Summit (MCS) Airborne LiDAR Survey Raw. (SNEX_MCS_Lidar_Raw, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/OYF98UGSOUQY. 

Stuefer, S., May, L., Bailey, J., Vas, D., Mason, M., Hale, K., Marshall, H., Vuyovich, C. M., Elder, K. & the SnowEx Alaska March 2023 Team. (2024). SnowEx23 Mar23 IOP Community Snow Depth Measurements. (SNEX23_MAR23_SD, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/6QD3UJVABY6D. 

May, Lora, et al.SnowEx23 Mar22 IOP Snow Depth Measurements, Version 1, NASA National Snow and Ice Data Center Distributed Active Archive Center, 2024.

Brangers, I., G.J.M. De Lannoy, H.P. Marshall, D. Dunmire, R. Bonnell, B. Cox, J. Cappelle, B.W. Baxter, H. Lievens. 2024. SnowEx23 Mar23 Mobile Tower-Based Dual-Pol C-Band, Version 1. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/9BTGU6GJXTQT. 

Stuefer, S., May, L., Mason, M., Vuyovich, C. M., Marshall, H., Vas, D., Elder, K. & the SnowEx Alaska March 2023 Team. (2024). SnowEx23 Snow Water Equivalent. (SNEX23_SWE, Version 1). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/FRAMQ2JFF6J9. 

Marshall, Hans-Peter, et al. “Spatial Variability of Mechanical and Dielectric Properties: Grand Mesa, Colorado, USA.” International Snow Science Workshop, 2024.

Aberle, Rainey; Enderlin, Ellyn; O'Neel, Shad; Florentine, Caitlyn; Sass, Louis; Dickson, Adam; Marshall, Hans-Peter; and Flores, Alejandro. (2024). Dataset for Automated Snow Cover Detection on Mountain Glaciers Using Space-Borne Imagery [Data set]. Retrieved from 

McCaslin, J. Chris; Mikesell, T. Dylan; Marshall, H.-P.; and Courville, Zoe. (2024). Dataset for Observing the Effect of Morphology on Elastic Properties of New Snow Using a Non-Contacting Laser Ultrasound System [Data set]. Retrieved from 

McCaslin, James Christopher; Mikesell, T. Dylan; and Marshall, Hans-Peter. (2024). Dataset for a Laser Ultrasound System to Non-Invasively Measure Compression Waves in Granular Ice Mixes [Data set]. Retrieved from https://doi.org/10.18122/cryogars_snow_data.1.boisestate 

Rudisill, W. J., Flores, A. N., Marshall, H. P., Siirila-Woodburn, E., Feldman, D. R., Rhoades, A. M., Xu, Z., & Morales, A. (2024). Cold-Season Precipitation Sensitivity to Microphysical Parameterizations: Hydrologic Evaluations Leveraging Snow Lidar Datasets. Journal of Hydrometeorology, 25(1), 143-160. 

Barros, Ana Paula, et al. “American Meteorological Society - 104th Annual Meeting.”

Zikan, Karina Holmes, et al. “Optimized Methods to Estimate Mountain Snow Depths with ICESat-2.” AGU Fall Meeting Abstracts, vol. 2024, 2024, pp. C11B-07. AGU Fall Meeting Abstracts.

Hoppinen, Z., Johnson, J. B., Capelli, A., Anderson, J. H., and Marshall, H.P. (2023). Snow attenuation of infrasound signals and wind noise. Seismological Research Letters, doi:10.1785/0220230048 

Bonnell, R., McGrath, D., Hedrick, A. R., Trujillo, E., Meehan, T. G., Williams, K., Marshall, H.-P., Sexstone, G., Fulton, J., Ronayne, M. J., Fassnacht, S. R., Webb, R. W., and Hale, K. E. (2023). Snowpack relative permittivity and density derived from near-coincident lidar and ground-penetrating radar. Hydrological Processes, 37(10):e14996 

Hojatimalekshah, A., Gongora, J., Enterkine, J., Glenn, N. F., Caughlin, T., Marshall, H.P., and Hiemstra, C. A. (2023). Lidar and deep learning reveal forest structural controls on snowpack. Frontiers in Ecology and the Environment, 21(1):49–54 

Tarricone, J., Webb, R., Marshall, H.P., Nolin, A., and Meyer, F. (2023). Estimating snow accumulation and ablation with l-band insar. The Cryosphere, 17(5):1997–2019 

Oveisgharan, S., Zinke, R., Hoppinen, Z., and Marshall, H.P. (2023). Snow water equivalent retrieval over idaho, part a: Using sentinel-1 repeat-pass interferometry. The Cryosphere Discussions, doi:10.5194/tc-2023-95

Lievens, H., Brangers, I., Marshall, H.P., Jonas, T., Olefs, M., and DeLannoy, G. (2022). Sentinel-1 snow depth retrieval at sub-kilometer resolution over the European Alps. The Cryosphere, 16(1):159–177, doi.org/10.5194/tc–16–159–2022 

McGrath, D., Bonnell, R., Zeller, L., Olsen-Mikitowicz, A., Bump, E., Webb, R., and Marshall, H.P. (2022). A time-series of snow density and snow water equivalent observations derived from the integration of gpr and uav sfm observations. Frontiers in Remote Sensing, 3:886747, doi:10.3389/frsen.2022.886747 

Lund, J., Forster, R., Deeb, E., Liston, G., Skiles, M., and Marshall, H.P. (2022). Interpreting sentinel-1 sar backscatter signals of snowpack surface melt/freeze, warming, and ripening, through field measurements and physically-based snowmodel. Remote Sensing, 14:4002, https://doi.org/10.3390/rs14164002 

Tsang, L., Durand, M., Derksen, C., Barros, A. P., Kang, D.-H., Lievens, H., Marshall, H.P., Zhu, J., Johnson, J., King, J., Lemmetyinen, J., Sandells, M., Rutter, N., Siqueira, P., Nolin, A., Osmanoglu, B., Vuyovich, C., Kim, E. J., Taylor, D., Merkouriadi, I., Brucker, L., Navari, M., Dumont, M., Kelly, R., Kim, R. S., Liao, T.-H., and Xu, X. (2022). Review article: Global monitoring of snow water equivalent using high frequency radar remote sensing. The Cryosphere, 16(9):3531–3573 

Lemmetyinen, J., Cohen, J., Kontu, A., Hannula, J. V. H., Merkouriadi, I., Scheiblauer, S., Rott, H., Nagler, T., Ripper, E., Elder, K., Marshall, H.P., Fromm, R., Adams, M., Derksen, C., King, J., Meta, A., Coccia, A., Rutter, N., Sandells, M., Macelloni, G., Santi, E., LeducLeballeur, M., Essery, R., Menard, C., and Kern, M. (2022). Airborne snowsar data at x- and ku- bands over boreal forest, alpine and tundra snow cover. Earth Syst. Sci. Data, 14(9):3915– 3945 

Brangers, I., Marshall, H.P., De Lannoy, G., and Lievens, H. (2022). Tower based c-band radar observations of the snowpack. In IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium, pages 4559–4562, DOI:10.1109/IGARSS46834.2022.9884416 

Adebisi, N. and Marshall, H.P. (2022). Snow depth retrieval from l-band data based on repeat pass insar techniques. In IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium, pages 4248–4251, DOI:10.1109/IGARSS46834.2022.9884723 

Enderlin, E., Elkin, C., Gendreau, M., Marshall, H.P., O’Neel, S., McNeil, C., Sass, L., and Florentine, C. (2022). Uncertainty of icesat-2 atl06- and atl08-derived snow depths for glacierized and vegetated mountain regions. Remote Sens. Environ., 283:113307 

Kraft, M., McNamara, J., Marshall, H.P., and Glenn, N. (2022). Forest impacts on snow accumulation and melt in a semi-arid mountain environment. Front. Water, 4(1004123, doi:10.3389/frwa.2022.1004123) 

Marshall, H.P., Deeb, E., Forster, R., Vuyovich, C., Elder, K., Hiemstra, C., and Lund, J. (2021). L-band InSAR depth retrieval during the NASA SnowEx 2020 Campaign: Grand Mesa, Colorado. Proceedings of the International Geoscience and Remote Sensing Symposium (IGARSS), pages 625–627, DOI:10.1109/IGARSS47720.2021.9553852 

K. Konya, M. Yamaguchi, M. Takigawa, T. Miyakawa, S. O'Neel (2021), Mass concentration and origin of black carbon in spring snow on glaciers in the Alaska Range, Polar Science, 27, 100572, doi:10.1016/j.polar.2020.100572, 20%.

Johnson, J., Anderson, J., Marshall, H.P., Havens, S., and Watson, L. (2021a). Snow avalanche detection and source constraints made using multiple infrasound sensor arrays. Journal of Geophysical Research-Earth Surface, 126(3):e2020JF005741 

Hojatimalekshah, A., Uhlmann, Z., Glenn, N. F., Hiemstra, C. A., Tennant, C. J., Graham, J. D., Spaete, L., Gelvin, A., Marshall, H.P., McNamara, J., and Enterkine, J. (2021). Tree canopy and snow depth relationships at fine scales with terrestrial laser scanning. The Cryosphere, 15(5):2187–2209, doi:10.5194/tc–15–2187–2021 

Kim, R. S., Kumar, S., Vuyovich, C., Houser, P., Lundquist, J., Mudryk, L., Durand, M., Barros, A., Kim, E. J., Forman, B. A., Gutmann, E. D., Wrzesien, M. L., Garnaud, C., Sandells, M., Marshall, H.P., Cristea, N., Pflug, J. M., Johnston, J., Cao, Y., Mocko, D., and Wang, S. (2021). Snow Ensemble Uncertainty Project (SEUP): Quantification of snow water equivalent uncertainty across north america via ensemble land surface modeling. The Cryosphere, 15:771– 791, doi:10.5194/tc–15–771–2021 

Webb, R. W., Marziliano, A., McGrath, D., Bonnell, R., Meehan, T. G., Vuyovich, C., and Marshall, H.P. (2021). In situ determination of dry and wet snow permittivity: Improving equations for low frequency radar applications. Remote Sensing, 13:4617, DOI:10.3390/rs13224617 

Bonnell, R., McGrath, D., Williams, K., Webb, R., Fassnacht, S. R., and Marshall, H.P. (2021b). Spatiotemporal variations in liquid water content in a seasonal snowpack: Implications for radar remote sensing. Remote Sensing, 13:4223, DOI:10.3390/rs13214223 

Lievens, Hans and Brangers, Isis and Marshall, H.P. and Jonas, Tobias and Olefs, Marc and De Lannoy, Gabri¨elle (2021). Observing snow depth at sub-kilometer resolution over the european alps from sentinel-1. 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS, pages 618–621, doi:10.1109/IGARSS47720.2021.9553420 

Tsang, L., Durand, M., Derksen, C., Barros, A. P., Kang, D.-H., Lievens, H., Marshall, H.P., Zhu, J., Johnson, J., King, J., Lemmetyinen, J., Sandells, M., Rutter, N., Siqueira, P., Nolin, A., Osmanoglu, B., Vuyovich, C., Kim, E. J., Taylor, D., Merkouriadi, I., Brucker, L., Navari, M., Dumont, M., Kelly, R., Kim, R. S., Liao, T.-H., and Xu, X. (2021). Review article: Global monitoring of snow water equivalent using high frequency radar remote sensing. The Cryosphere Discussions, pages doi.org/10.5194/tc–2021–295 

Hedrick, A. R., Marks, D., Marshall, H.P., McNamara, J., Havens, S., Trujillo, E., Sandusky, M., Robertson, M., Johnson, M., Bormann, K. J., and Painter, T. H. (2020). From drought to flood: A water balance analysis of the tuolumne river basin during extreme conditions (2015 – 2017). Hydrol. Process., 34(11):2560–2574 

Webb, R., Raleigh, M., McGrath, D., Molotch, N., Elder, K., Hiemstra, C., Brucker, L., and Marshall, H.P. (2020). Within-stand boundary effects of snow water equivalent distribution in forested areas. Water Resources Research, 56:e2019WR024905 

Lund, J., Forster, R. R., Rupper, S. B., Marshall, H.P., Deeb, E. J., and Hashmi, M. (2020). Mapping snowmelt progression in the upper indus basin with synthetic aperture radar. Frontiers in Earth Science, 7:318, doi:10.3389/feart.2019.00318 

McGrath, D., Webb, R., Shean, D., Bonnell, R., Marshall, H.P., Painter, T., Molotch, N., Elder, K., Hiemstra, C., and Brucker, L. (2019). Spatially extensive ground-penetrating radar snow depth observations during NASA’s 2017 SnowEx Campaign: Comparison to in situ, airborne, and satellite observations. Water Resources Research, 55(11):10026–10036, doi:10.1029/2019WR024907 

Lievens, H., Demuzere, M., Marshall, H.P., Reichle, R. H., Brucker, L., Brangers, I., de Rosnay, P., Dumont, M., Girotto, M., Immerzeel, W. W., Jonas, T., Kim, E. J., Koch, I., Marty, C., Saloranta, T., Sch¨ober, J., and Lannoy, G. J. D. (2019). Snow depth variability in the northern hemisphere mountains observed from space. Nature Communications, 10(1):1–12 

Hedrick, A., Marks, D., Kormos, P., Marshall, H.P., Havens, S., Bormann, K., and Painter, T. H. (2018). Direct insertion of NASA Airborne Snow Observatory-derived snow depth timeseries into the iSnobal energy balance snow model. Water Resources Research, 54(10):8045– 8063, doi.org/10.1029/2018WR023190 

Hagenmuller, P., van Herwijnen, A., Pielmeier, C., and Marshall, H.P. (2018). Evaluation of the snow penetrometer Avatech SP2. Cold Regions Science and Technology, 149:83–94 

Brucker, L., Hiemstra, C., Marshall, H.P., Elder, K., De Roo, R., Mousavi, M., Bliven, F., Peterson, W., Deems, J., Gadomski, P., Gelvin, A., Spaete, L., Barnhart, T., Brandt, T., Burkhart, J., Crawford, C., Datta, T., Erikstrod, H., Glenn, N., Hale, K., Holben, B., Houser, P., Jennings, K., Kelly, R., Kraft, J., Langlois, A., McGrath, D., Merriman, C., Molotch, N., Nolin, A., Polashenski, C., Raleigh, M., Rittger, K., Rodriguez, C., Roy, A., Skiles, M., Small, E., Tedesco, M., Tennant, C., Thompson, A., Uhlmann, Z., Webb, R., and Wingo, M. (2018b). Nasa SnowEx’17 in situ Measurements and Ground-Based Remote Sensing. IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium, pages 6266–6268, doi:10.1109/IGARSS.2018.8517777 

Kim, Y., Reck, T. J., Alonso-delPino, M., Painter, T. H., Marshall, H.P., Bair, E. H., Dozier, J., Chattopadhyay, G., Liou, K.-N., Chang, M.-C. F., and Tang, A. (2018). A Ku-band CMOS FMCW radar transceiver for snowpack remote sensing. IEEE Transactions On Microwave Theory and Techniques, 66(5):2480–2494 

McGrath, D., Sass, L., O’Neel, S., McNeil, C., Candela, S. G., Baker, E. H., and Marshall, H.P. (2018). Interannual snow accumulation variability on glaciers derived from repeat, spatially extensive ground-penetrating radar surveys. The Cryosphere, 12:3617–3633, doi.org/10.5194/tc–12–3617–2018 

Lewis, G., Osterberg, E., Hawley, R., Whitmore, B., Marshall, H.P., and Box, J. (2017a). Regional Greenland accumulation variability from Operation IceBridge airborne accumulation radar. The Cryosphere, 11(2):773 

Deeb, E. J., Marshall, H.P., Forster, R. R., Jones, C. E., Hiemstra, C. A., and Siqueira, P. R. (2017). Supporting NASA SnowEx remote sensing strategies and requirements for L-band interferometric snow depth and snow water equivalent estimation. 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), pages 1395–1396, doi:10.1109/IGARSS.2017.8127224 

Kim, E., Gatebe, C., Hall, D., Newlin, J., Misakonis, A., Elder, K., Marshall, H.P., Hiemstra, C., Brucker, L., De Marco, E., Crawford, C., Kang, D. H., and Entin, J. (2017). NASA’s SnowEx campaign: Observing seasonal snow in a forested environment. 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), pages 1388–1390, doi:10.1109/IGARSS.2017.8127222 

Brucker, L., Hiemstra, C., Marshall, H.P., Elder, K., De Roo, R., Mousavi, M., Bliven, F., Peterson, W., Deems, J., Gadomski, P., Gelvin, A., Spaete, L., Barnhart, T., Brandt, T., Burkhart, J., Crawford, C., Datta, T., Erikstrod, H., Glenn, N., Hale, K., Holben, B., Houser, P., Jennings, K., Kelly, R., Kraft, J., Langlois, A., McGrath, D., Merriman, C., Molotch, N., Nolin, A., Polashenski, C., Raleigh, M., Rittger, K., Rodriguez, C., Roy, A., Skiles, M., Small, E., Tedesco, M., Tennant, C., Thompson, A., Tian, L., Uhlmann, Z., Webb, R., and Wingo, M. (2017). A first overview of SnowEx ground-based remote sensing activities during the winter 2016–2017. 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), pages 1391–1394, doi:10.1109/IGARSS.2017.8127223 

Evans, S., Flores, A., Heilig, A., Kohn, M., Marshall, H.P., and McNamara, J. (2016). Isotopic evidence for lateral flow and diffusive transport, but not sublimation, in a sloped seasonal snowpack, Idaho, U.S.A. Geophysical Research Letters, 43(7):3298–3306 

Rutter, N., Marshall, H.P., Tape, K., Essery, R., and King, J. (2016). Impact of spatial averaging on radar reflectivity at internal snowpack layer boundaries. Journal of Glaciology, 62(236):1065–1074 

Heilig, A., Mitterer, C., Schmid, L., Wever, N., Schweizer, J., Marshall, H.P., and Eisen, O. (2015). Seasonal and diurnal cycles of liquid water in snow-measurements and modeling. Journal of Geophysical Research-Earth Surface, 120(10):2139–2154 

Kormos, P. R., McNamara, J. P., Seyfried, M. S., Marshall, H.P., Marks, D., and Flores, A. N. (2015). Bedrock infiltration estimates from a catchment water storage-based modeling approach in the rain snow transition zone. Journal of Hydrology, 525:231–248 

Hedrick, A., Marshall, H.P., Winstral, A., Elder, K., Yueh, S., and Cline, D. (2015). Independent evaluation of the SNODAS snow depth product using regional-scale LiDAR-derived measurements. Cryosphere, 9(1):13–23 

D. McGrath, S. O’Neel, L. Sass, A. Gusmeroli, A. Arendt, G. Wolken, C. Keinholz, C. McNeil,(2015), End-of-winter snow depth variability on glaciers in Alaska. Journal of Geophysical Research –Earth Surface, 120, doi: 10.1002/2015JF003539.

Kormos, P. R., Marks, D., McNamara, J. P., Marshall, H.P., Winstral, A., and Flores, A. N. (2014a). Snow distribution, melt and surface water inputs to the soil in the mountain rain-snow transition zone. Journal of Hydrology, 519:190–204 

Walters, R. D., Watson, K. A., Marshall, H.P., McNamara, J. P., and Flores, A. N. (2014). A physiographic approach to downscaling fractional snow cover data in mountainous regions. Remote Sensing of Environment, 152:413–425 

Havens, S., Marshall, H.P., Johnson, J. B., and Nicholson, B. (2014b). Calculating the velocity of a fast-moving snow avalanche using an infrasound array. Geophysical Research Letters, 41(17):6191–6198 

Anderson, B. T., McNamara, J. P., Marshall, H.P., and Flores, A. N. (2014). Insights into the physical processes controlling correlations between snow distribution and terrain properties. Water Resources Research, 50(6):4545–4563 

Tinkham, W. T., Smith, A. M. S., Marshall, H.P., Link, T. E., Falkowski, M. J., and Winstral, A. H. (2014). Quantifying spatial distribution of snow depth errors from lidar using random forest. Remote Sensing of Environment, 141:105–115 

McCreight, J. L., Slater, A. G., Marshall, H.P., and Rajagopalan, B. (2014). Inference and uncertainty of snow depth spatial distribution at the kilometre scale in the colorado rocky mountains: the effects of sample size, random sampling, predictor quality, and validation procedures. Hydrological Processes, 28(3):933–957 

Kormos, P. R., Marks, D., Williams, C. J., Marshall, H.P., Aishlin, P., Chandler, D. G., and McNamara, J. P. (2014b). Soil, snow, weather, and sub-surface storage data from a mountain catchment in the rain-snow transition zone. Earth System Science Data, 6(1):165–173 

Havens, S., Marshall, H.P., Pielmeier, C., and Elder, K. (2013b). Automatic grain type classification of snow micro penetrometer signals with random forests. IEEE Transactions On Geoscience and Remote Sensing, 51(6):3328–3335 

Eiriksson, D., Whitson, M., Luce, C. H., Marshall, H.P., Bradford, J., Benner, S. G., Black, T., Hetrick, H., and McNamara, J. P. (2013). An evaluation of the hydrologic relevance of lateral flow in snow at hillslope and catchment scales. Hydrological Processes, 27(5):640–654 

Rott, H., Nagler, T., Prinz, R., Voglmeier, K., Fromm, R., Adams, M. S., Yueh, S., Elder, K., Marshall, H.P., Coccia, A., Imbembo, E., Schuttemeyer, D., and Kern, M. (2013). AlpSAR 2012-13, a field experiment on snow observations and parameter retrievals with Ku-and X-band radar. ESA Living Planet Symposium, ESA SP-722.2-13:92