Dr. Ryan Engstrom

Assistant Professor

Ph.D. (San Diego State - UC Santa Barbara)

Office: 512D-1957 E Street, NW
Telephone: 202-994-7979
Fax: 202-994-2484
Email: rengstro@gwu.edu

Interests

Surface Energy Balance Modeling

Remote Sensing

Climate Change

Arctic Environments

Courses Taught

GEOG 106 - Intermediate GIS
GEOG 107 - Introductory Remote Sensing
GEOG 136 - Water Resources
GEOG 196 - Field Methods in Geography

Selected Publications

Stow, D., Peterson, A., Hope, A., Engstrom. R. and Coulter L. Greenness Trends of Arctic Tundra Vegetation in the 1990s: Comparison of Two Normalized Difference Vegetation Index Data Sets from NOAA Advanced Very High Resolution Radiometer Systems (In Press) International Journal of Remote Sensing

Engstrom, R.N. , Hope, A.S., Kwon, H., Harazano, Y., Oechel, W.C., and Mano, M (2006) Modeling evaporation in Arctic coastal plain ecosystems using a modified version of BIOME BGC. Journal of Geophysical Research - 111, G02021, doi:10.1029/2005JG000102

Engstrom, R. N., Hope, A.S., Kwon, H., Stow, D.A. and Zamolodchikov, D. (2005) Spatial distribution of near surface soil moisture and its relationship to microtopography in the Arctic coastal plain. Nordic Hydrology, 36 (3): 219-234.

Stith, S., McGuire, A. D., Kimball, J., Gedney, N., Gamon, J., Engstrom, R.N., Wolf, A., Zhuang, Q. and Clein, J. (In Press) Assessing the circumpolar carbon balance of arctic tundra with remote sensing and process-based modeling approaches. Ecological Applications.

Hope, A.S., Engstrom, R., and Stow, D.A. (2005) Relationship between AVHRR surface temperature and NDVI in Arctic Tundra Ecosystems. International Journal of Remote Sensing, 26:8, p. 1771-1776.

Vourlitis, G.L., Verfaille, J., Oechel, W.C., Hope, A.S., Stow, D.A. and Engstrom, R. (2003) Spatial variation in regional CO2 exchange for the Kuparuk river basin, Alaska over the summer growing season. Global Change Biology 9, p. 930-941.

Engstrom, R. N., Hope, A. S., Stow, D.A., Vourlitis, G. L., and Oechel, W. C. (2002) Co-variability of the Priestley-Taylor alpha coefficient and regional NDVI in Arctic landscapes, Journal of the American Water Resources Association (JAWRA), 38:6, p. 1647-1659.