DRI / DIRECTORY / BRAD SION
Brad Sion Profile Photo
Dr. Brad Sion
Assistant Research Professor, Geomorphology

Education

Year Degree Institution Major
2018 Ph.D. New Mexico Institute of Mining and Technology Hydrology
2015 M.S. New Mexico Institute of Mining and Technology Hydrology
2012 B.S. College of Charleston Geology

Keywords

geology, geomorphology, pedology, soil science, geochronology, Quaternary

 

Publications
2022
Sion, B., Harrison, B. J., McDonald, E. V., Phillips, F. M., Axen, G. J. (2022). Chronofunctions for New Mexico, USA soils show relationships among climate, dust input, and soil development, Quaternary International, 618, 35-51, 10.1016/j.quaint.2021.06.024

Sion, B., Hirsch, F., Sauer, D. (2022). Geochemical and Physical Expressions of Soils in Time and Space: Basic Research and Use of Soils for Paleoenvironmental Reconstruction, Quaternary International, 618, 1-3, https://doi.org/10.1016/j.quaint.2022.02.021

Sion, B., Baish, C. J., Bustarde, J. (2022). Distribution of geomorphic landforms and soils along the El Camino Real de Tierra Adentro in the Socorro area: implications for trafficability and trail routing, 72, New Mexico Geological Society

Phillips, F. M., Sion, B. (2022). Geomorphic Surfaces of the Rio Grande Valley in the Vicinity of Socorro, New Mexico, 72, New Mexico Geological Society

2021
McDonald, E. V., Sion, B., Hausner, M. B., Page, D. J., Crews, J. B. (2021). Modeling Linkages Among Soil-Terrain-Atmospheric Processes: Project Summary, Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., McDonald, E. V., Lyles, B. F., Sabol, D. E., Weir, W. B. (2021). Determining field-based relations between variable soil moisture and soil strength, 38, U.S. Army Corps of Engineers, Engineer Research and Development Center, Cold Regions Research and Engineering Laboratory, W913E5-19-C-0009

Sion, B., Weir, W. B., McDonald, E. V. (2021). Assessment of numerical vadose zone models and empirical relationships between soil moisture and soil strength for vehicle mobility applications, 25, U.S. Army Corps of Engineers, Engineer Research and Development Center, Cold Regions Research and Engineering Laboratory, W913E5-19-C-0009

Sion, B., Sabol, D. E., Weir, W. B., Brown, D., McDonald, E. V. (2021). Examining the Utility of an Electromagnetic Induction Sensor for Prediction of Soil Strength Conditions, 41, U.S. Army Corps of Engineers, Engineer Research and Development Center, Cold Regions Research and Engineering Laboratory, W913E-19-C-0009

Baish, C. J., Sion, B., Adams, K. D., Sabol, D. E., McDonald, E. V. (2021). A landform-based predictive mapping approach to estimating soil properties in Estonia and Lithuania, 29, U.S. Army Corps of Engineers: , Cold Regions Research and Engineering Laboratory

2020
Sion, B., Phillips, F. M., Axen, G. J., Harrison, B. J., Love, D. W., Zimmerer, M. J. (2020). Chronology of terraces in the Rio Grande rift, Socorro basin, New Mexico: Implications for terrace formation, Geosphere, 16, 1-22, 10.1130/GES02220.1

Adams, K. D., Sabol, D. E., Sion, B., McDonald, E. V. (2020). Mapping methods used to predict soil textural properties in Estonia, 16, U.S. Army Engineer Research and Development Center: Cold Regions Research and Engineering Laboratory

Adams, K. D., Sabol, D. E., Sion, B. (2020). Milestone Update: Tasks 3A-02 (Lithuania AOI map) and 3B-01 (Estonia-analog AOI map) progress, 2, U.S. Army Engineer Research and Development Center: Cold Regions Research and Engineering Laboratory

2019
Sabol, D. E., Sion, B., Hartshorn, E. J., Page, D. J., McDonald, E. V. (2019). A Soil-Landform Approach for Locating Maneuverable Lands on the Korean Peninsula: A Proof of Concept, 29 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory.

Hausner, M. B., McDonald, E. V., Crews, J. B., Hartshorn, E. J., Minatre, K. L., Page, D. J., Rybarski, S. C., Sabol, D. E., Sion, B., Weir, W. B. (2019). Intra‐Site Soil Variability on the Yuma Proving Ground Countermine Site, 43 pp., Report prepared for the U.S. Army Yuma Proving Ground.

Sion, B., McDonald, E. V., Sabol, D. E., Hartshorn, E. J. (2019). Geotechnical soil characterization of desert landforms: an evaluation of the similarity between YPG test courses and analog desert environments, 39 pp., Report prepared for the U.S. Army Yuma Proving Ground

Sion, B., Hartshorn, E. J., McDonald, E. V. (2019). Using soil-landform and terrain criteria to characterize potential opportune landing sites at Fort Hunter Liggett, 22 pp., Report prepared for the U.S. Army Corps of Engineers,Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., Hartshorn, E. J., Sabol, D. E., Page, D. J., McDonald, E. V. (2019). Relating soil physical and morphological properties at Fort Hunter Liggett to in-situ soil strength measured with a dynamic cone penetrometer, 52 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., Sabol, D. E., Weir, W. B., McDonald, E. V. (2019). Relating Soil Physical and Morphological Properties at Fort Leonard Wood, MO and Camp Ripley, MN to In-situ Soil Strength Measurements, 23 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., Sabol, D. E., Lacey, T., McDonald, E. V. (2019). Relating Soil Physical and Morphological Properties at Fort Riley to In-situ Soil Strength Measurements, 50 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., Adams, K. D., McDonald, E. V. (2019). Soil-Landform Relationships at Fort Leonard Wood, Missouri and Camp Ripley, Minnesota, 23 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., McDonald, E. V. (2019). Soil-Landform relationships at Fort Riley, KS, 13 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., McDonald, E. V. (2019). Development of a morphological indexing scheme for remote prediction of relative soil strength, part 1: Fort Hunter Liggett, CA, 29 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., McDonald, E. V. (2019). Development of a morphological indexing scheme for remote prediction of relative soil strength, part 2: Fort Riley, KS, 25 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sion, B., McDonald, E. V. (2019). Development of a morphological indexing scheme for remote prediction of relative soil strength, part 3: Fort Leonard Wood, MO and Camp Ripley, MN, 35 pp., Report prepared for the U.S. Army Corps of Engineers, Engineer Research and Development Center Cold Regions Research and Engineering Laboratory

Sabol, D. E., Page, D. J., Lyles, B. F., Sion, B., McDonald, E. V. (2019). Initial Results Estimating Subsurface Soil Moisture Using Apparent Thermal Inertia Over Bare Soils, 22, U.S. Army Engineer Research and Development Center: Cold Regions Research and Engineering Laboratory

Sabol, D. E., McDonald, E. V., Hartshorn, E. J., Sion, B. (2019). Soil/Landform Assemblages for Opportune Landing Sites on the Korean Penninsula, 23, U.S. Army Engineer Research and Development Center: Cold Regions Research and Engineering Laboratory

2018
van Wijk, J., Koning, D., Axen, G. J., Coblentz, D., Gragg, E., Sion, B. (2018). Tectonic subsidence, geoid analysis, and the Miocene-Pliocene unconformity in the Rio Grande rift, southwestern United States: Implications for mantle upwelling as a driving force for rift opening, Geosphere, 14 (2), 684-709

2016
Sion, B., Axen, G. J., Phillips, F. M., Harrison, B. J. (2016). Fluvial terraces of the lower Rio Salado valley: correlations, estimated terrace ages, and implications for Quaternary faulting and for surface uplift above the Socorro magma body, New Mexico Geological Society Guidebook 67, Geology of the Belen Area, 293-305

2014
Lucas, S. G., Morgan, G., Love, D. W., Bejnar, C., Sion, B., Dunbar, N., Chamberlin, R. M. (2014). Description, classification, and geologic context of a Lower Pleistocene primitive mammoth jaw from Matanza Arroyo near Socorro, New Mexico, New Mexico Geology, 36 (3), 48-58

Conference Proceedings
2022
Sion, B., McDonald, E. V., Bustarde, J., Hidy, A. (2022). Meteoric 10Be analysis from a soil chronosequence in the Mojave Desert, USA reveals the long-term stability of Av horizons and potential avenues for future research (EGU22-9963), European Geophysical Union: Vienna, Austria, May 23, 2022-May 27, 2022, 10.5194/egusphere-egu22-9963

2021
Koning, D., Love, D. W., Sion, B., Hobbs, K. M., Jochems, A. P., Pearthree, K. S. (2021). Middle-late Pleistocene geomorphic evolution of the eastern San Marcial basin, southern Rio Grande rift, New Mexico, 31-32, New Mexico Geological Society Annual Spring Meeting: Socorro, New Mexico, April 15, 2021-April 16, 2021

Sion, B., Baish, C. J., Brown, D., McDonald, E. V., Neudorf, C.M. (2021). Soils developed beneath a relict geomorphic surface in southern New Mexico (USA) indicate episodic regional scale surface instability, ASA, CSSA, SSSA International Annual Meeting: Salt Lake City, UT, November 7, 2021-November 10, 2021, 1239

van Wijk, J., Axen, G. J., Grapenthin, R., Bilek, S. L., Phillips, F. M., Naliboff, J. B., Waters, L. E., Okonkwo, B., Sion, B. (2021). Emplacement of a Mid-Crustal Sill in an Active Continental Rift: the Socorro Magma Body, Rio Grande Rift, AGU Fall Meeting: New Orleans, LA, December 16, 2021, T42A-05

Samburova, V., Berli, M., Sion, B., Moosmüller, H. (2021). Sampling and Chemical Analysis of Post-Fire Soil Samples (Dixie and Caldor Fires), DRI’s Division of Atmospheric Sciences Science Talks: Desert Research Institute, Reno and Las Vegas, NV, November 30, 2021

Saftner, D. M., Sion, B., Hosseinpour, F. E., Fenstermaker, L.F., Moosmüller, H., Wilcox, E.M. (2021). NASA Proposal Writing Workshop, Nevada System of Higher Education (NSHE) Webinar: Reno and Las Vegas, NV, February 18, 2021

2020
Sion, B., McDonald, E. V., Bustarde, J. (2020). Using soil stratigraphic observations to constrain TCN depth profile ages of relict alluvial fan surfaces in the Sonoran Desert, USA, European Geophysical Union: Vienna, Austria, May 4, 2020-May 8, 2020, D894

McDonald, E. V., Sweeney, M. R., Hanson, P. R., Sion, B. (2020). When did vesicular Av horizons form in the desert SW U.S.: elucidating between soil processes and luminescence ages, European Geophysical Union: Vienna, Austria, May 4, 2020-May 8, 2020

2019
Sion, B., McDonald, E. V., Hartshorn, E. J., Sabol, D. E., Shoop, S. (2019). The Utility of Soil-Landform Relationships in Terrain Mobility Models Based on Soil-Strength Characteristics in Different Environmental and Geologic Settings, International Conference on Military Geosciences: Padova, Italy

McDonald, E. V., Kirby, E., Gosse, J., Phillips, F., Marrero, S., Sion, B. (2019). Integration of soil-profile development improves age interpretation of TCN depth profiles: An example from Late Pleistocene lake shorelines, southwestern US, International Union for Quaternary Research: Dublin, Ireland, O-1067

McDonald, E. V., Sion, B. (2019). Influence of parent material lithology on dust accumulation in alluvial fan soils, Mojave Desert, California USA, Geological Society of America Annual Meeting: Phoenix, AZ, Abstract 287-12

Person, M., Pepin, J. D., Peacock, J., Kelley, S., Butler, J., Sion, B. (2019). Assessment of the Deep Plumbing of the Truth or Consequences Geothermal System using Magnetotelluric Surveys, Groundwater Residence Time Tracers, and Hydrologic Modeling, American Geophysical Union Annual Meeting: San Francisco, CA, Abstract GP12A-01

2018
Love, D. W., Celep, E., Sion, B. (2018). Compositions and elevations of deposits between recently identified Quaternary faults complicate structural interpretations of the southwestern Albuquerque Basin, New Mexico, New Mexico Geological Society Annual Spring Meeting: Socorro, NM

Sion, B., Axen, G. J., Phillips, F. M., van Wijk, J. (2018). Geomorphic evidence for episodic inflation above the Socorro magma body: timescales and mechanisms related to surface uplift, New Mexico Geological Society Annual Spring Meeting

Sion, B., Harrison, B. J., Phillips, F. M., Axen, G. J. (2018). Effects of regional climate differences on rates of soil development: insights from well-dated chronosequences in the Rio Grande Rift, New Mexico Geological Society Annual Spring Meeting: Socorro, NM

2016
Axen, G. J., Yao, S., Sion, B., van Wijk, J. (2016). Timescales of processes related to the Socorro magma body, American Geophysical Union: San Francisco, CA, V53D-3144

2015
Gragg, E., Koning, D., van Wijk, J., Axen, G., Sion, B., Abera, R., Murray, K., Chamberlin, R. (2015). Changes in Rio Grande rift tectonism as inferred from subsidence curves, New Mexico Geological Society Annual Spring Meeting: Socorro, NM

Sion, B., Axen, G. J., Phillips, F. M., Harrison, B. J. (2015). Configuration and correlation of fluvial terrace deposits in the lower Rio Salado valley, New Mexico Geological Society Annual Spring Meeting: Socorro, NM

Abera, R., Sion, B., van Wijk, J., Axen, G. J., Koning, D., Chamberlin, R., Gragg, E., Murray, K., Dobbins, J. (2015). Timing, geochemistry and distribution of magmatism in the Rio Grande rift, New Mexico Geological Society Annual Spring Meeting: Socorro, NM

2013
Sion, B., Phillips, F. M., Axen, G. J., Harrison, B. J. (2013). Are Rio Grande and tributary terraces deflected by the Socorro Magma Body (SMB), indicating a long history of magmatic inflation?, New Mexico Geological Society Annual Spring Meeting: Socorro, NM

Sion, B., Phillips, F. M., Axen, G. J., Harrison, B. J. (2013). Using Quaternary fluvial terraces as structural indicators of magma-body-related uplift, Socorro, NM, American Geophysical Union: San Francisco, CA, EP53A-0742

2012
Sion, B., Vulava, V. M. (2012). Transport of Naproxen and Ibuprofen in homogeneously-packed quartz sand columns, CofC School of Science and Math Annual Spring Meeting: Charleston, SC

Sion, B., Callahan, T. J. (2012). Comparison of water table response dynamics and an energy budget model to estimate evapotranspiration rates at Dixie Plantation, Church Flats Watershed, Charleston County, South Carolina, CofC School of Science and Math Annual Spring Meeting: Charleston, SC

Vulava, V. M., Murphey, V., Kuzma, S., Schwindaman, J., Sion, B., Cory, W. (2012). Sorption and Transport of Pharmaceutical chemicals in Organic and Mineral-rich Soils, Proceedings of the 2012 South Carolina Water Resources Conference: Columbia, SC