Gregory Ettl

  • Associate Professor
    • 206-616-4120
  • Visit Gregory's website

    • Gregory Ettl

    • Associate Professor

    Research areas

    Sustainable forestry; forest ecology; silviculture

    B.S., Science Education and Zoology, University of Wisconsin
    M.A.T., Biology Teaching, University of Washington
    Ph.D. Ecosystem Analysis, University of Washington

    Autumn 2026-27 Admissions: Please reach out to Professor Ettl to inquire about their ability to admit new students.

    Courses

    • ESRM 428 | Principles of Silviculture and their Application (5) - Autumn
    • SEFS 526 | Advanced Silviculture Seminar (2) - Winter

    Current sponsored projects

    • Climate Change Applications and Implementation in National Forests

    • Climate Applications and Implementation in National Forests

    • Climate Change Applications in National Forests

    • The Western Mountain Initiative: Vulnerability and Adaptation to Climate Change in Western mountain Ecosystems

    • Bigleaf maple syrup production in Washington

    • The effects of alternative silviculture systems on ecosystem and timber outputs

    Selected publications

    Aghai, M. M., Khan, Z., Stoda, A. M., Sher, A. W., Ettl, G. J., & Doty, S. L. (2019). The Effect of Microbial Endophyte Consortia on Pseudotsuga menziesii and Thuja plicata Survival, Growth, and Physiology Across Edaphic Gradients. Frontiers in Microbiology, 10, 1353.

    Vilanova, E., Ramírez-Angulo, H., Torres-Lezama, A., Aymard, G., Gámez, L., Durán, C., … & Ettl, G. J. (2018). Environmental drivers of forest structure and stem turnover across Venezuelan tropical forests. PloS one, 13(6), e0198489.

    Diaz, D., Loreno, S., Ettl, G., & Davies, B. (2018). Tradeoffs in Timber, Carbon, and Cash Flow under Alternative Management Systems for Douglas-Fir in the Pacific Northwest. Forests, 9(8), 447.

    Ameyaw, L., Ettl, G., Leissle, K., & Anim-Kwapong, G. (2018). Cocoa and Climate Change: Insights from Smallholder Cocoa Producers in Ghana Regarding Challenges in Implementing Climate Change Mitigation Strategies. Forests, 9(12), 742.

    Fischer, P., Cullen, A., Ettl, G.J. 2017. The effects of forest management strategy on carbon storage and revenue in Western Washington: A probabilistic simulation of tradeoffs. Risk Analysis 37(1): 173-192 doi: 10.1111/risa.12611.