Gwenn Harsha

Assistant Research Scientist, Geomorphologist

E-Mail

Gwenn.Harsha@dri.edu

Campus

Reno Campus

Division

Earth and Ecosystem Sciences

Program(s)

Integrated Terrain Analysis Program

Publications

2025

Toller, J. A., Rybarski, S. C., Korotkin, M., Lancaster, J., Jasoni, R. L., Lobsinger, M. A., Briem, C. M., Uka, N., Harsha, G. L., Chameroy, E., Soldano, V. A., Page, D. J., & Sion, B. (2025). PMERS Data Collection and Analysis of Thermal Imagery Captured Over Surface and Buried Targets Across Diverse Environmental Conditions. Report prepared for U.S. Army Corps of Engineers Engineer Research and Development Center Cold Regions Research and Engineering Laboratory under contract W903E520C0015

Feldman, A. D., Kielhofer, J., Harsha, G. L., Korotkin, M., Houseman, S. M., Uka, N., Lu, K., Bustarde-Endrina, J., Page, D. J., & Sion, B. (2025). Technical Report: Soil Characteristics and Seasonal Variations in Soil Strength at TRTC Panama. Report prepared for U.S. Army Yuma Proving Ground under contract #W9124R23C0002

Korotkin, M., Rybarski, S. C., Lancaster, J., Jasoni, R. L., Dunkerly, C. W., Toller, J. A., Lobsinger, M. A., Briem, C. M., Uka, N., Harsha, G. L., Soldano, V. A., Chameroy, E., Page, D. J., & Sion, B. (2025). MERS Long-Term Data Collection and Analysis of Thermal Imagery Captured Over Surface and Buried Targets, Report prepared for U.S. Army Corps of Engineers Engineer Research and Development Center Cold Regions Research and Engineering Laboratory under contract W903E520C0015

Rybarski, S. C., Korotkin, M., Toller, J. A., Nadler, C., Jasoni, R. L., Lancaster, J., Lobsinger, M. A., Dunkerly, C. W., Page, D. J., Minor, T. B., Briem, C. M., Uka, N., Hausner, M. B., Harsha, G. L., Soldano, V. A., & Sion, B. (2025). Environmental Conditions Controlling Spatial and Temporal Thermal Contrast of Buried and Surface Targets: Synoptic Report, Report prepared for U.S. Army Corps of Engineers Engineer Research and Development Center Cold Regions Research and Engineering Laboratory under contract W903E520C0015

Staley, S. E., Korotkin, M., Harsha, G. L., Briem, C. M., Houseman, S. M., Hibbard, S., & Sion, B. (2025). TASK DELIVERABLE REPORT: Rapid measurements of mobility-related soil properties at gap crossing locations at Fort Riley, Kansas and Camp Ripley, Minnesota. Report prepared for U.S. Army Corps of Engineers, Engineer Research and Development Center, Coastal and Hydraulics Laboratory under contract W912HZ23C0008. 31 pp.

Kielhofer, J., Staley, S. E., Korotkin, M., Feldman, A. D., Houseman, S. M., Lu, K., Harsha, G. L., Page, D. J., & Sion, B. (2025). Environmental analysis of the Arctic Regions Test Center (ARTC), Alaska as an analog site for northern Europe, Report prepared for the U.S. Army Yuma Proving Ground under contract W912R23C0002. 47 pp.

Kielhofer, J., Staley, S. E., Korotkin, M., Feldman, A. D., Houseman, S. M., Lu, K., Harsha, G. L., Page, D. J., & Sion, B. (2025). Environmental analysis of the Tropic Regions Test Center (TRTC), Panama as an analog site for southeast Asia, Report prepared for the U.S. Army Yuma Proving Ground under contract W912R23C0002. 66 pp.

Kielhofer, J., Harsha, G. L., Page, D. J., Hartshorn, E. J., Feldman, A. D., Korotkin, M., Houseman, S. M., Lu, K., & Sion, B. (2025). Automotive durability course research and development at the Arctic Regions Test Center (ARTC), Alaska, Report prepared for the U.S. Army Yuma Proving Ground under contract W912R23C0002. 116 pp.

2024

Staley, S. E., Briem, C. M., Harsha, G. L., Hartshorn, E. J., Hibbard, S., Korotkin, M., Houseman, S. M., Lu, K., & Sion, B. (2024). Task Deliverable Report: Evaluation of field procedures for rapid measurement of mobility related soil properties at Fort Hunter Liggett. Report prepared for U.S. Army Corps of Engineers Engineer Research and Development Center Coastal Hydraulics Laboratory under contract W912HZ23C0008.

Staley, S. E., Baish, C. J., Kielhofer, J., Korotkin, M., Sabol, D. E., Harsha, G. L., & Sion, B. (2024). TECHNICAL REPORT: Evaluating three U.S. military installations as analogs for upper mid- to high-latitude environments across Europe using climate, terrain, landforms, and soil characteristics. Report prepared for U.S. Army Corps of Engineers Engineer Research and Development Center Cold Regions Research and Engineering Laboratory under contract W913E520C0021.

Hartshorn, E. J., Harsha, G. L., Korotkin, M., Kielhofer, J., Soldano, V. A., Feldman, A. D., Houseman, S. M., Lu, K., Sabol, D. E., Adams, K. D., & Sion, B. (2024). Technical Report: Evaluating spatial variability of dust emissions and testing techniques to examine how spatial scale influences emissivity., 89 pp.. Report prepared for U.S. Army Corps of Engineers, Engineer Research and Development Center, Cold Regions Research and Engineering Laboratory under contract W913E520C0021.

2023

Page, D. J., Rybarski, S. C., Hartshorn, E. J., Harsha, G. L., Feldman, A. D., Nikolich, G., Langston, A., & Sion, B. (2023). Letter Report: YTC Degraded Visual Environments Prototype Hardware and Integration, 2. Report prepared for U.S. Army Yuma Proving Ground under contract W9115121D0004

Page, D. J., Hartshorn, E. J., Harsha, G. L., Korotkin, M., Houseman, S. M., Toller, J. A., & Sion, B. (2023). Technical Report: YTC Durability Course Relocation Study, 64. Report prepared for U.S. Army Yuma Proving Ground under contract W9115121D0004

Hartshorn, E. J., Bacon, S. N., Harsha, G. L., Kielhofer, J., Patton, N. R., Page, D. J., & Sion, B. (2023). Technical Report: YTC Kofa Muggins Dust Course Analysis/Life Use/Relocation Study, 61. Report prepared for U.S. Army Yuma Proving Ground under contract W9115121D0004

Conference Proceedings

2025

Hartshorn, E. J., Sweeney, M., Harsha, G. L., & Sion, B. (2025). Examining the Sensitivity of Surface Roughness Correction in Dust Emission Measurements at White Sands National Park, NM Using a New Landform Lookup Table Approach. Geological Society of America 2025 Rocky Mountain Section Meeting: Provo, May 18, 2025-May 20, 2025

Toller, J. A., Korotkin, M., Jasoni, R. L., Rybarski, S. C., Page, D. J., Uka, N., Briem, C. M., Lobsinger, M. A., Harsha, G. L., Bragdon, S., Clausen, J., & Sion, B. (2025). Leveraging Remote Sensing and Geophysical Insights for Enhanced Target Detection Across Diverse Environments. SAGEEP 2025 Munitions Response Meeting: Denver, CO, April 13, 2025-October 17, 2025

Toller, J. A., Korotkin, M., Jasoni, R. L., Rybarski, S. C., Page, D. J., Uka, N., Briem, C. M., Lobsinger, M. A., Harsha, G. L., Bragdon, S., Clausen, J., & Sion, B. (2025). Obtaining High Temporal Resolution Data for Field Research Using Portable Master Environmental Reference Stations (PMERS). IEEE International Geoscience and Remote Sensing Symposium (IGARSS): Brisbane, Australia, August 3, 2025-August 8, 2025