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Articles, Reports, & Tools

Tree Calculators
Videos
Tree Identification

Publications

Peer-Reviewed Journal Articles
  • Brandt, L., Johnson, G., North, E., Faje, J., and Rutledge, A. (2021). Vulnerability of Street Trees in Upper Midwest Cities to Climate Change. Frontiers in Evolution and Ecology.  
  • Hilber, D. R., North, E. A., Hauer, R. J., Koeser, A. K., McLean, D. C., Northrop, R. J., Andreu M. Parbs, S. (2020). Predicting trunk flare diameter to prevent tree damage to infrastructure. Urban Forestry & Urban Greening. 
  • ​Johnson, G., Giblin, C., Murphy, R., North, E., Rendahl, A.. (2019). Boulevard Tree Failures During Wind Loading Events. Arboriculture & Urban Forestry 2019. 45(6):259–269  
  • North, E.A., D'Amato, A.W., and Russell, M.B. (2018) Performance Metrics for Street and Park Trees in Urban Forests. Journal of Forestry.  
  • Bancks, N., North E.A., Johnson, G.R. (2018). An analysis of agreement between volunteer- and researcher-collected urban tree inventory data. Arboriculture & Urban Forestry. 44(2). 73-85.
  • Eric A. North, Anthony W. D'Amato, Mattew B. Russell, Gary R. Johnson. (2017). The influence of sidewalk replacement on urban street tree growth. Urban Forestry & Urban Greening, 24. 116-124.
  • Eric A. North, Gary R. Johnson, Thomas E. Burk. (2015). Trunk flare diameter predictions as an infrastructure planning tool to reduce tree and sidewalk conflicts, Urban Forestry & Urban Greening, 14(1). 65-71.​

Technical Reviewer
  • Arborist Certification Study Guide, 4th Edition, 2022
  • Best Management Practices - Tree Injection , 2nd Edition, 2022
  • Best Management Practices - Soil Management for Urban Trees, 2nd Edition, 2021
Omaha Nebraska - Tree Canopy & Demographics
Omaha Nebraska Tree Canopy Map
Articles
  • North, E. An Urban Forester in Botswana: Recruiting the Next Generation. Arborist News. 29 (2):34-37
  • North, E.A. Urban forest diversity: Our past is prologue and our future is now. Arborist News. 27(6):52-54.
  • Eric North. Trees as Witnesses. Arborist News, Volume 26, Issue 3, 2017. Pages 44-46
  • Gary Johnson, Eric North. Trees and sidewalks: A complicated relationship. Arborist News, Volume 25, Issue 4, 2016. Pages 52-53.
  • Gary Johnson, Eric North. Total Infrastructure Planning: Mind the Four Rs for successful street landscapes. Arborist News, Volume 25, Issue 3, 2016. Page 69.
  • Pruning: What, When, and How. My Minnesota Woods
​Community Manuals & Reports
  • Inventory, Community Reports, Gravel Bed, Tree Identification
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  • Home
  • Teaching
    • Assessments
    • Video Creation
    • Resources
  • Research & Outreach
    • Presentations
    • Videos
    • Tree Calculators >
      • Crown Diameter Calculator
      • Tree Protection Zone
      • Trunk Flare Diameter Calculator
    • Tree ID >
      • American chestnut
      • American elm
      • American hazel
      • alternate-leaf dogwood
      • bald cypress
      • balsam poplar
      • black chokeberry
      • black locust
      • Callery pear
      • eastern redbud
      • eastern redcedar
      • eastern white pine
      • European buckthorn
      • ginkgo
      • grey dogwood
      • hackberry
      • high-bush cranberry
      • honeylocust
      • horse-chestnut
      • ironwood
      • Japanese tree lilac
      • Kentucky coffeetree
      • musclewood
      • northern catalpa
      • Norway maple
      • Norway spruce
      • Ohio buckeye
      • ponderosa pine
      • quaking aspen
      • staghorn sumac
      • wafer-ash
      • witch-hazel
  • In the News
  • Contact & About
    • Awards
    • Organizations