Degree

PhD in Geography

University of Colorado Boulder

MA in Geography

University of Colorado Boulder

BA in Geology

Brown University

Published Works

• Salo, J., Katz, G. (2024). Historic channel dynamics of a highly developed dryland river. Earth Surface Processes and Landforms, https://doi.org/10.1002/esp.5939
• Christensen, C., Katz, G., Friedman, J., Redmond, E. M., Norton, A. (2023). No evidence for cottonwood forest decline along a flow-augmented western U.S. river. River Research and Applications, https://doi.org/10.1002/rra.4151
• Reynolds, L., Perry, L., Shafroth, P., Katz, G., Norton, A. (2022). Invasion of Siberian Elm (Ulmus pumila) Along the South Platte River: the Roles of Seed Source, Human Influence, and River Geomorphology. Wetlands, 42(10), 1-23. https://doi.org/10.1007/s13157-021-01516-4.
• Katz, G., Tuttle, G., Denslow, M., Norton, A. (2020). Legacy effects of Russian olive (Elaeagnus angustifolia L.) in a riparian ecosystem three years post-removal. Wetlands.
• Salo, J., Gage, E., Katz, G., Stoker, J. (2020). Assessing Preble’s Meadow Jumping Mouse (Zapus hudsonius preblei) Habitat and Connectivity for Conservation and Restoration. Wetlandshttps://link.springer.com/article/10.1007/s13157-020-01374-6.
• Katz, G., Salo, J. (2020). The South Platte River riparian forest in eastern Colorado. (pp 29-34). American Association of Geographers. http://www.aag.org/cs/publications/special/the_rocky_mountain_west
• Katz, G. (2017). History and future of the South Platte River riparian forest. Colorado Water Institute, http://wsnet.colostate.edu/cwis31/ColoradoWater/Images/Newsletters/2017/CW_34_1.pdf
• Katz, G. (2017). How river hydrology affects riparian trees on rivers of the Great Plains. Colorado Water Institute, http://wsnet.colostate.edu/cwis31/ColoradoWater/Images/Newsletters/2017/CW_34_1.pdf
• Norton, A., Katz, G., Eldeiry, A., Waskom, R., Holtzer, T. (2016). SB14-195 Report to the Colorado Legislature South Platte Phreatophyte Study. Colorado Water Institute Special Report, http://www.cwi.colostate.edu/publications/SR/30.pdf
• Tuttle, G., Katz, G., Friedman, J., Norton, A. (2016). Local environmental context conditions the impact of Russian olive in a heterogeneous riparian ecosystem. Invasive Plant Science and Management, 9(4), 272-289. www.bioone.org/doi/full/10.1614/IPSM-D-16-00029.1.
• Katz, G. (2016). Russian olive biology, invasion and ecological impacts in western North America. Army Engineer Research and Development Center, EMRRP Technical Notes Collection, https://apps.dtic.mil/dtic/tr/fulltext/u2/1013227.pdf
• Katz, G., Norton, A., Hardin, J., Tuttle, G. (2014). Russian olive alters riparian ecosystems on the South Fork Republican River. Weed Watch, Colorado Weed Management Association, http://www.cwma.org/docs/newsletter/2014%20Jan%20CWMA%20NL.pdf
• Katz, G., Denslow, W. M., Stromberg, C. J. (2012). The Goldilocks effect: Intermittent streams sustain more plant species than those with perennial or ephemeral flow. Freshwater Biology/Wiley, 5767-480. https://doi.org/10.1111/j.1365-2427.2011.02714.x.
• Denslow, W. M., Katz, G., Jennings, W. (2011). First record of Iris Pseudacoris L. from Colorado. Journal of the Botanical Research Institute of Texas,
• Kaase, C., Katz, G. (2011). Effects of stream restoration on woody riparian vegetation of Southern Appalachian mountain streams, North Carolina, USA. Restoration Ecology/Society for Ecological Restoration, 47-655. https://doi.org/10.1111/j.1526-100X.2011.00807.x.
• Denslow, W. M., Katz, G., Hodgson, W. (2010). Noteworthy Collection: Arizona [Punica granatum (Lythraceae)]. Madroño,
• Huckleberry, G., Lite, J. S., Katz, G., Pearthree, P. (2009). Fluvial Geomorphology. (pp 251-267). University of Arizona Press. http://www.uapress.arizona.edu/Books/bid2087.htm
• Katz, G., Haney, J., Paradzick, C., Harris, D. (2009). Mitigation, restoration, and endangered species: restoring river flows to the lower San Pedro River. (pp 345-370). University of Arizona Press. http://www.uapress.arizona.edu/Books/bid2087.htm
• Katz, G., Stromberg, C. J., Denslow, W. M. (2009). Streamside herbaceous vegetation response to hydrologic restoration on the San Pedro River, Arizona. Ecohydrology, 213-225. https://doi.org/10.1002/eco.62.
• Bark, H. R., Osgood, E. D., Colby, G. B., Katz, G., Stromberg, C. J. (2009). Habitat preservation and restoration: do homebuyers have preferences for quality habitat? . Ecological Economics/International Society for Ecological Economics (ISEE), 68(5), 1465-1475. https://doi.org/10.1016/j.ecolecon.2008.10.005.
• Katz, G. (2008). A Land Imperiled: the Declining Health of the Southern Appalachian Bioregion. Southeastern Geographer, https://muse.jhu.edu/login?auth=0&type=summary&url=/journals/southeastern_geographer/v048/48.2.katz.pdf
• Katz, G., Friedman, M. J., Beatty, W. S. (2005). Delayed effects of flood control on a flood-dependent riparian forest. Ecological Applications, 15(3), 1019-1035. http://onlinelibrary.wiley.com/doi/10.1890/04-0076/abstract.
• Sabo, J., Sponseller, R., Dixon, M., Gade, K., Harms, T., Heffernan, J., Jani, A., Katz, G., Sokyan, C., Watts, J., Welter, J. (2005). Riparian zones increase regional species diversity by harboring different, not more species. Ecology, 86(1), 56-62. https://doi.org/10.1890/04-0668.
• Katz, G. (2004). Vegetation Literature Review for Ordinary High Water Mark Indicators in the Arid Southwest. US Army Corps of Engineers, Engineer Research and Development Center,
• Katz, G., Shafroth, B. P. (2003). Biology, ecology and management of Elaeagnus angustifolia L. (Russian Olive) in western North America. Wetlands, 2363-777. http://link.springer.com/article/10.1672/0277-5212(2003)023%5B0763:BEAMOE%5D2.0.CO%3B2.
• Katz, G., Friedman, M. J., Beatty, W. S. (2001). Effects of physical disturbance and granivory on establishment of native and non-native riparian trees. Diversity and Distributions, 7-14. https://doi.org/10.1046/j.1472-4642.2001.00093.x.