Frank H. H. Koch, PhD

Treesearch Publications

• Qinfeng Guo, Frank H. H. Koch, Kevin M. Potter, Karun Pandit, Simone Lim-Hing, Elizabeth R. Matthews. 2026. Perspectives on the Future Roles of AI for Forest Health Monitoring
• Kevin M. Potter, Qinfeng Guo, Frank H. H. Koch, Simone Lim-Hing, Elizabeth R. Matthews, Karun Pandit. 2026. U.S. National Forests Are More Diverse, Denser and Less Invaded than Neighboring Forests
• Louis Goodall, Frank H. H. Koch, Robert Scheller. 2026. Recent multilevel demographic and compositional shifts in North Carolina Piedmont forests
• Jennifer Costanza, Kevin M. Potter, David Walker, Frank H. H. Koch, Andrew Gray, John W. Coulston. 2025. Old-growth forest area projected to increase on United States federal lands under alternative future scenarios
• Denys Yemshanov, Ning Liu, Eric W. Neilson, Daniel Thompson, Frank H. H. Koch. 2025. A graph-based optimization framework for firebreak planning in wildfire-prone regions
• Tsegaye Tadesse, Stephanie Connolly, Brian Wardlow, Mark Svoboda, Beichen Zhang, Brian A. Fuchs, Hasnat Aslam, Christopher Asaro, Frank H. H. Koch, Tonya Bernadt, Calvin Poulsen, Jeff Wisner, Jeffrey Nothwehr, Ian Ratcliffe, Kelsey Varisco, Lindsay Johnson, Curtis Riganti. 2025. Development and Evaluation of the Forest Drought Response Index (ForDRI): An Integrated Tool for Monitoring Drought Stress Across Forest Ecosystems in the Contiguous United States
• Denys Yemshanov, Ning Liu, Eric W. Neilson, Frank H. H. Koch, Marc-André Parisien. 2025. Evaluating fuelbreak strategies for compartmentalizing a fire-prone forest landscape in Alberta, Canada
• Shakirudeen Lawal, Frank H. H. Koch, Robert M. Scheller, Jennifer Costanza. 2025. Forest demographic changes across Texas associated with hot drought
• Jennifer Costanza, Frank H. H. Koch, Matt C. Reeves. 2024. Recent forest exposure to multiyear drought across the conterminous United States
• Michael Köhl, Frank H. H. Koch, Stefanie Linser, Markus Melin, Guy Robertson, Andrzej Talarczyk. 2024. Reporting on forest damages and disturbances in the UNECE region
• Ning Liu, Denys Yemshanov, Marc-André Parisien, Chris Stockdale, Brett Moore, Frank H. H. Koch. 2024. PostBP: A Python library to analyze outputs from wildfire growth models
• Emma J. Hudgins, Brian Leung, Chris J.K. MacQuarrie, Deborah G. McCullough, Abraham Francis, Gary M. Lovett, Qinfeng Guo, Kevin M. Potter, Catherine I. Cullingham, Frank H. H. Koch, Jordanna N. Bergman, Allison D. Binley, Courtney Robichaud, Morgane Henry, Yuyan Chen, Joseph R. Bennett. 2024. Five organizing themes for invasive forest insect and disease management in Canada and the United States
• Shakirudeen Lawal, Jennifer Costanza, Frank H. H. Koch, Robert M. Scheller. 2024. Modeling the impacts of hot drought on forests in Texas
• Frank H. H. Koch, Kevin M. Potter. 2024. Indicator 3.15: area and percent of forests affected by biotic processes and agents beyond reference conditions, 2017
• Denys Yemshanov, Triin Hart, Jeff Cameron, Ning Liu, Frank H. H. Koch, Mathieu Leblond. 2023. Comparing landscape partitioning approaches to protect wildlife habitat in managed forests
• Denys Yemshanov, Mackenzie Simpson, Ning Liu, Aaron Petty, Frank H. H. Koch, Eric Neilson, Cynthia Chand, George Duffy, Vita Hoyles, Chris Mallon. 2023. Restoration of linear disturbances from oil-and-gas exploration in boreal landscapes: How can network models help?
• Jennifer Costanza, Frank H. H. Koch, Matt C. Reeves. 2023. Future exposure of forest ecosystems to multi‐year drought in the United States
• Christopher Asaro, Frank H. H. Koch, Kevin M. Potter. 2023. Denser forests across the USA experience more damage from insects and pathogens
• Jennifer Costanza, Frank H. H. Koch, Matt C. Reeves, Kevin M. Potter, Karen G. Schleeweis, Kurt Riitters, Sarah Anderson, Evan B. Brooks, John W. Coulston, Linda A. Joyce, Prakash Nepal, Benjamin Poulter, Jeffrey P. Prestemon, J. Morgan Varner, David M. Walker. 2023. Disturbances to Forests and Rangelands
• Denys Yemshanov, Robert G. Haight, Chris J.K. MacQuarrie, Mackenzie Simpson, Frank H. H. Koch, Kathleen Ryan, Erin Bullas-Appleton. 2022. Hierarchical governance in invasive species survey campaigns
• Frank H. H. Koch, John W. Coulston. 2022. Drought and moisture surplus patterns in the conterminous United States: 2020, 2018–2020, and 2016–2020
• Emma J. Hudgins, Frank H. H. Koch, Mark J. Ambrose, Brian Leung. 2022. Hotspots of pest‐induced US urban tree death, 2020–2050
• Denys Yemshanov, Ning Liu, Daniel K. Thompson, Marc-André Parisien, Quinn E. Barber, Frank H. H. Koch, Jonathan Reimer. 2021. Detecting critical nodes in forest landscape networks to reduce wildfire spread
• Denys Yemshanov, Mackenzie Simpson, Frank H. H. Koch, Marc‐André Parisien, Quinn E. Barber, Fabio Campioni, Fin Macdermid, Salimur Choudhury. 2021. Optimal restoration of wildlife habitat in landscapes fragmented by resource extraction: a network flow modeling approach
• Yu Takeuchi, Frank H. H. Koch, Stacy C. Nelson. 2021. Recent Immigrant Insect Fauna—Another Look at a Classic Analysis
• Steven C. McKelvey, Frank H. H. Koch, William D. Smith, Kelly R. Hawley. 2021. A Bayesian model identifying locations at risk from human‐transported exotic pathogens
• Denys Yemshanov, Robert G. Haight, Ning Liu, Robert S. Rempel, Frank H. H. Koch, Art Rodgers. 2021. Balancing Large-Scale Wildlife Protection and Forest Management Goals with a Game-Theoretic Approach
• Frank H. H. Koch. 2021. Considerations regarding species distribution models for forest insects
• Kevin M. Potter, Jeanine L. Paschke, Frank H. H. Koch, Erin Berryman. 2021. Chapter 2 - Broad-scale patterns of insect and disease activity across the 50 United States from the National Insect and Disease Survey, 2019
• Frank H. H. Koch, John W. Coulston. 2021. Chapter 4 - Spatial patterns of drought and moisture surplus in the conterminous United States: 2019, and between 2017 to 2019, and 2015 to 2019
• Denys Yemshanov, Robert G. Haight, Ning Liu, Rob Rempel, Frank H. H. Koch, Art Rodgers. 2021. Exploring the tradeoffs among forest planning, roads and wildlife corridors: a new approach
• Denys Yemshanov, Robert G. Haight, Rob Rempel, Ning Liu, Frank H. H. Koch. 2021. Protecting wildlife habitat in managed forest landscapes—How can network connectivity models help?
• Robert C. Venette, Doria R. Gordon, Jennifer Juzwik, Frank H. H. Koch, Andrew M. Liebhold, Robert K. D. Peterson, Sharlene E. Sing, Denys Yemshanov. 2021. Early Intervention Strategies for Invasive Species Management: Connections Between Risk Assessment, Prevention Efforts, Eradication, and Other Rapid Responses
• Frank H. H. Koch, Denys Yemshanov, Robert G. Haight, Chris J.K. MacQuarrie, Ning Liu, Robert Venette, Krista Ryall. 2020. Optimal invasive species surveillance in the real world: practical advances from research
• Denys Yemshanov, Robert G. Haight, Chris J. K. MacQuarrie, Frank H. H. Koch, Ning Liu, Robert C. Venette, Krista Ryall. 2020. Optimal planning of multi‐day invasive species surveillance campaigns
• Damian C. Adams, Andres Susaeta, Jose R. Soto, Frederick Rossi, Paloma Carton de Grammont, William A. Messina, Frank H. H. Koch, Demian Gomez, Jiri Hulcr. 2020. A bioeconomic model for estimating potential economic damages from a hypothetical Asian beetle introduced via future trade with Cuba
• Kevin M. Potter, Julie C. Canavin, Frank H. H. Koch. 2020. Chapter 6 - A forest health retrospective: national and regional results from 20 years of Insect and Disease Survey data
• Kevin M. Potter, Jeanine L. Paschke, Frank H. H. Koch, Erin Berryman. 2020. Chapter 2 - Large-scale patterns of insect and disease activity in the conterminous United States, Alaska, and Hawaii from the national Insect and Disease Survey, 2018
• Frank H. H. Koch, John W. Coulston. 2020. Chapter 4 - Drought and moisture surplus patterns in the conterminous United States: 2018, 2016– 2018, and 2014–2018
• Denys Yemshanov, Robert G. Haight, Ning Liu, Marc-André Parisien, Quinn Barber, Frank H. H. Koch, Cole Burton, Nicolas Mansuy, Fabio Campioni, Salimur Choudhury. 2020. Assessing the trade-offs between timber supply and wildlife protection goals in boreal landscapes
• David Coyle, Brittany Barnes, Kier D. Klepzig, Frank H. H. Koch, Lawrence Morris, John Nowak, William Otrosina, William Smith, Kamal K. Gandhi. 2020. Abiotic and biotic factors affecting loblolly pine health in the southeastern United States
• Jeffrey P. Prestemon, Frank H. H. Koch, Geoffrey Donovan, Mary T. Lihou. 2019. Cannabis legalization by states reduces illegal growing on US national forests
• Qinfeng Guo, Kevin M. Potter, Frank H. H. Koch, Kurt Riitters. 2019. Impacts of nonnative species on the health of natural and planted forests
• Frank H. H. Koch, John W. Coulston. 2019. Chapter 4 - Drought and moisture surplus patterns in the conterminous United States: 2017, 2015-2017, and 2013-2017
• Kevin M. Potter, Jeanine L. Paschke, Frank H. H. Koch, Mark O. Zweifler. 2019. Chapter 2 - Large-scale patterns of insect and disease activity in the conterminous United States, Alaska, and Hawaii from the national Insect and Disease Survey, 2017
• Denys Yemshanov, Robert G. Haight, Cuicui Chen, Ning Liu, Christian J. K. MacQuarrie, Frank H. H. Koch, Robert C. Venette, Krista Ryall. 2019. Managing biological invasions in urban environments with the acceptance sampling approach
• Tom Holmes, Frank H. H. Koch. 2019. Bark Beetle Epidemics, Life Satisfaction, and Economic Well-Being
• Denys Yemshanov, Robert G. Haight, Ning Liu, Cuicui Chen, Chris J.K. MacQuarrie, Krista Ryall, Robert C. Venette, Frank H. H. Koch. 2019. Acceptance sampling for cost-effective surveillance of emerald ash borer in urban environments
• Denys Yemshanov, Robert G. Haight, Frank H. H. Koch, Robert C. Venette, Tom Swystun, Ronald E. Fournier, Mireille Marcotte, Yongguang Chen, Jean J. Turgeon. 2019. Optimizing surveillance strategies for early detection of invasive alien species
• Denys Yemshanov, Robert G. Haight, Frank H. H. Koch, Marc-André Parisien, Tom Swystun, Quinn Barber, A. Cole Burton, Salimur Choudhury, Ning Liu. 2019. Prioritizing restoration of fragmented landscapes for wildlife conservation: A graph-theoretic approach
• Frank H. H. Koch, Mark J. Ambrose, Denys Yemshanov, P. Eric Wiseman, F.D. Cowett. 2018. Modeling urban distributions of host trees for invasive forest insects in the eastern and central USA: A three-step approach using field inventory data
• Frank H. H. Koch, John W. Coulston. 2018. Chapter 4 - Moisture deficit and surplus in the conterminous United States for three time windows: 2016, 2014-2016, and 2012-2016
• John M. Hastings, Kevin M. Potter, Frank H. H. Koch, Mark Megalos, Robert M. Jetton. 2017. Prioritizing conservation seed banking locations for imperiled hemlock species using multi-attribute frontier mapping
• Xavier A. Jaime, Skip Van Bloem, Frank H. H. Koch, Stacy A. C. Nelson. 2017. Spread of common native and invasive grasses and ruderal trees following anthropogenic disturbances in a tropical dry forest
• John P. Formby, John C. Rodgers, Frank H. H. Koch, Natraj Krishnan, Donald A. Duerr, John J. Riggins. 2017. Cold tolerance and invasive potential of the redbay ambrosia beetle (Xyleborus glabratus) in the eastern United States
• Denys Yemshanov, Robert G. Haight, Frank H. H. Koch, Robert Venette, Kala Studens, Ronald E. Fournier, Tom Swystun, Jean J. Turgeon, Yulin Gao. 2017. A safety rule approach to surveillance and eradication of biological invasions
• Denys Yemshanov, Frank H. H. Koch, Bo Lu, Ronald Fournier, Gericke Cook, Jean J. Turgeon. 2017. A new hypervolume approach for assessing environmental risks
• Denys Yemshanov, Robert G. Haight, Frank H. H. Koch, Bo Lu, Robert C. Venette, Ronald E. Fournier, Jean J. Turgeon. 2017. Robust surveillance and control of invasive species using a scenario optimization approach
• Frank H. H. Koch, Jeffrey P. Prestemon, Geoffrey Donovan, Everett A. Hinkley, John M. Chase. 2016. Predicting cannabis cultivation on national forests using a rational choice framework
• Kevin M. Potter, Frank H. H. Koch, Christopher M. Oswalt, Basil V. Iannone. 2016. Data, data everywhere: detecting spatial patterns in fine-scale ecological information collected across a continent
• Frank H. H. Koch, John W. Coulston. 2016. Chapter 4: 1-Year (2014 , 3-Year (2012–2014 ) , and 5-Year (2010–2014) Maps of Drought and Moisture Surplus for the Conterminous United States
• Steve P. Norman, Frank H. H. Koch, William Hargrove. 2016. Review of broad-scale drought monitoring of forests: Toward an integrated data mining approach
• James T. (JT) Vogt, Frank H. H. Koch. 2016. The Evolving Role of Forest Inventory and Analysis Data in Invasive Insect Research
• Steve P. Norman, Frank H. H. Koch, William Hargrove. 2016. Detecting and monitoring large-scale drought effects on forests: toward an integrated approach
• Frank H. H. Koch, William D. Smith, John W. Coulston. 2015. Chapter 4: Drought Patterns in the Conterminous United States, 2012
• Kevin M. Potter, William Hargrove, Frank H. H. Koch. 2015. Assessing forest tree risk of extinction and genetic degradation from climate change
• Frank H. H. Koch, John W. Coulston. 2015. 1-year (2013), 3-year (2011-2013), and 5-year (2009-2013) drought maps for the conterminous United States
• Mark J. Ambrose, Frank H. H. Koch, Denys Yemshanov, P. Eric Wiseman. 2015. Modeling urban host tree distributions for invasive forest insects using a two-step approach
• Denys Yemshanov, Robert G. Haight, Frank H. H. Koch, Bo Lu, Robert C. Venette, D. Barry Lyons, Taylor Scarr, Krista Ryall, Brian Leung. 2015. Optimal allocation of invasive species surveillance with the maximum expected coverage concept
• Denys Yemshanov, Frank H. H. Koch, Mark Ducey, Robert A. A. Haack. 2015. Towards reliable mapping of biosecurity risk: incorporating uncertainty and decision-makers’ risk aversion
• Frank H. H. Koch, Denys Yemshanov. 2015. Identifying and assessing critical uncertainty thresholds in a forest pest risk model
• Denys Yemshanov, Frank H. H. Koch, Mark Ducey. 2015. Making Invasion models useful for decision makers; incorporating uncertainty, knowledge gaps, and decision-making preferences
• David R. Coyle, Kier D. Klepzig, Frank H. H. Koch, Lawrence A. Morris, John Nowak, Steve Oak, William J. Otrosina, William D. Smith, Kamal J.K. Gandhi. 2015. A review of southern pine decline in North America
• J.R. Withrow, E.L. Smith, Frank H. H. Koch, D. Yemshanov. 2015. Managing outbreaks of invasive species - a new method to prioritize preemptive quarantine efforts across large geographic regions
• Kevin M. Potter, Frank H. H. Koch. 2014. Patterns of forest phylogenetic community structure across the United States and their possible forest health implications
• Frank H. H. Koch, William D. Smith, John W. Coulston. 2014. Chapter4 - Drought patterns in the conterminous United States and Hawaii.
• Denys Yemshanov, Frank H. H. Koch, Bo Lu, D. Barry Lyons, Jeffrey P. Prestemon, Taylor Scarr, Klaus Koehler. 2014. There is no silver bullet: the value of diversification in planning invasive species surveillance
• Frank H. H. Koch, Denys Yemshanov, Robert A. A. Haack, Roger D. Magarey. 2014. Using a network model to assess risk of forest pest spread via recreational travel
• Frank H. H. Koch, Bill Smith, John W. Coulston. 2013. Recent drought conditions in the Conterminous United States
• Jeffrey P. Prestemon, Karen Abt, Kevin M. Potter, Frank H. H. Koch. 2013. An economic assessment of mountain pine beetle timber salvage in the west
• Denys Yemshanov, Frank H. H. Koch, Mark J. Ducey, Robert A. A. Haack, Marty Siltanen, Kirsty Wilson. 2013. Quantifying uncertainty in pest risk maps and assessments: adopting a risk-averse decision maker’s perspective
• Frank H. H. Koch, Denys Yemshanov, Robert A. A. Haack. 2013. Representing uncertainty in a spatial invasion model that incorporates human-mediated dispersal
• Denys Yemshanov, Frank H. H. Koch, Yakov Ben-Haim, Marla Downing, Frank Sapio, Marty Siltanen. 2013. A new multicriteria risk mapping approach based on a multiattribute frontier concept
• Darren J. Kriticos, Robert C. Venette, Richard H.A. Baker, Sarah Brunel, Frank H. H. Koch, Trond Rafoss, Wopke van der Werf, Susan P. Worner. 2013. Invasive alien species in the food chain: Advancing risk assessment models to address climate change, economics and uncertainty
• Denys Yemshanov, Frank H. H. Koch, Mark J. Ducey, Marty Siltanen, Kirsty Wilson, Klaus Koehler. 2013. Exploring critical uncertainties in pathway assessments of human-assisted introductions of alien forest species in Canada
• Frank H. H. Koch, Bill Smith, John W. Coulston. 2013. An improved method for standardized mapping of drought conditions
• Denys Yemshanov, Frank H. H. Koch, Mark Ducey, Klaus Koehler. 2013. Mapping ecological risks with a portfolio-based technique: incorporating uncertainty and decision-making preferences
• Kevin M. Potter, Frank H. H. Koch. 2012. Large-scale patterns of insect and disease activity in the conterminous United States and Alaska, 2006
• Frank H. H. Koch, John W. Coulston, William D. Smith. 2012. High-Resolution Mapping of Drought Conditions
• Frank H. H. Koch, Paul Hennon. 2012. Drought and climate
• Frank H. H. Koch, Bill Smith. 2012. A revised sudden oak death risk map to facilitate national surveys
• Frank H. H. Koch, John W. Coulston, Bill Smith. 2012. Mapping drought conditions using multi-year windows
• Steven C. McKelvey, Bill Smith, Frank H. H. Koch. 2012. Probabilistic commodity-flow-based focusing of monitoring activities to facilitate early detection of Phytophthora ramorum outbreaks
• Jennifer Costanza, Jiri Hulcr, Frank H. H. Koch, Todd Earnhardt, Alexa J. McKerrow, Rob R. Dunn, Jaime A. Collazo. 2012. Simulating the effects of the southern pine beetle on regional dynamics 60 years into the future
• Frank H. H. Koch, Denys Yemshanov, Roger D. Magarey, William D. Smith. 2012. Dispersal of Invasive Forest Insects via Recreational Firewood: A Quantitative Analysis
• Denys Yemshanov, Frank H. H. Koch, Mark Ducey, Klaus Koehler. 2012. Trade-associated pathways of alien forest insect entries in Canada
• Denys Yemshanov, Frank H. H. Koch, D. Barry Lyons, Mark Ducey, Klaus Koehler. 2012. A dominance-based approach to map risks of ecological invasions in the presence of severe uncertainty
• Frank H. H. Koch, William D. Smith. 2011. Emerging forest pest threat: Redbay ambrosia beetle and laurel wilt
• R.D. Magarey, D.M. Borchert, J.S. Engle, M Garcia-Colunga, Frank H. H. Koch, et al. 2011. Risk maps for targeting exotic plant pest detection programs in the United States
• Frank H. H. Koch, Denys Yemshanov, Manuel Colunga-Garcia, Roger D. Magarey, William D. Smith. 2011. Potential establishment of alien-invasive forest insect species in the United States: where and how many?
• Adrian J. Duehl, Frank H. H. Koch, Fred P. Hain. 2011. Southern pine beetle regional outbreaks modeled on landscape, climate and infestation history
• Frank H. H. Koch, William D. Smith. 2010. Representing human-mediated pathways in forest pest risk mapping
• Frank H. H. Koch, John W. Coulston. 2010. Modeling current climate conditions for forest pest risk assessment
• Denys Yemshanov, Frank H. H. Koch, Yakov Ben-Haim, Bill Smith. 2010. Detection capacity, information gaps and the design of surveillance programs for invasive forest pests
• Kevin M. Potter, William Hargrove, Frank H. H. Koch. 2010. Predicting climate change extirpation risk for central and southern Appalachian forest tree species
• Robert C. Venette, Darren J. Kriticos, Roger D. Magarey, Frank H. H. Koch, Richard H. A. Baker, Susan P. Worner, Nadila N. Gomez Raboteaux, Daniel W. McKenney, Erhard J. Dobesberger, Denys Yemshanov, Paul J. De Barro, William D. Hutchinson, Glenn Fowler, Tom M. Kalaris, John Pedlar. 2010. Pest risk maps for invasive alien species: a roadmap for improvement
• Robert C. Venette, Darren J. Kriticos, Roger D. Magarey, Frank H. H. Koch, Richard H.A. Baker, Susan P. Worner, Nadilia N. Gomez Raboteaux, Daniel W. McKenney, Erhard J. Dobesberger, Denys Yemshanov, Paul J. De Barro, William D. Hutchison, Glenn Fowler, Tom M. Kalaris, John Pedlar. 2010. Pest risk maps for invasive alien species: a roadmap for improvement
• Denys Yemshanov, Frank H. H. Koch, Yakov Ben-Haim, William D. Smith. 2010. Robustness of risk maps and survey networks to knowledge gaps about a new invasive pest
• Frank H. H. Koch. 2009. Marine cargo imports and forest pest introductions
• Frank H. H. Koch. 2009. Relating lightning data to fire occurrence data
• Frank H. H. Koch, Denys Yemshanov, Daniel W. McKenney, William D. Smith. 2009. Evaluating critical uncertainty thresholds in a spatial model of forest pest invasion risk
• Frank H. H. Koch, Denys Yemshanov, Daniel W. McKenney, William D. Smith. 2009. Evaluating critical uncertainty thresholds in a spatial model of forest pest invasion risk
• Denys Yemshanov, Daniel McKenney, John Pedlar, Frank H. H. Koch, David Cook. 2009. Towards an integrated approach to modelling the risks and impacts of invasive forest species

Data and Tools

• Tool
  

  Forecasts of Climate-Associated Shifts in Tree Species (ForeCASTS)

  https://research.fs.usda.gov/srs/products/dataandtools/forecasts-climate-associated-shifts-tree-species-forecasts

• Project
  

  Early detection and planned mitigation of invasive threats to southern forests (NNIS2)

  https://research.fs.usda.gov/srs/projects/invasives-detection-mitigation
  Station

  Southern Research Station
• Center or Group
  

  Eastern Forest Environmental Threat Assessment Center (SRS-4854)

  https://research.fs.usda.gov/srs/centers/efetac
  Station

  Southern Research Station

Other Publications

• Infographic
  

  Perspectives on the future role of AI in forest health monitoring: Supplementary Materials

  https://research.fs.usda.gov/srs/understory/perspectives-future-role-ai-forest-health-monitoring-supplementary-materials

• North Carolina State University, Ph.D., Forestry, 2005
• North Carolina State University, M.S., Natural Resources, 2001
• Duke University, B.A., Art Design / Philosophy, 1993