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Tree Inventories vs Tree Canopy Assessments

Get a foundational understanding of both tools and learn how to capitalize on the data they provide. Modules must be completed in order. 20 question quiz is linked at the end of Module 3. Passing with 80% or higher earns 1 ISA Credit. 

  • 3 Modules
  • 12 Lessons
Module 1

Module 1: Introduction

Let's start with some quick basics: terminology and funding ideas.


  • Lesson 1: Terminology

    Tree inventories and tree canopy assessments both collect comprehensive information about an urban forest, however, the insights they offer are very different.
  • Lesson 2: Finding Funding

    The price tag of an inventory or canopy assessment is significant. Here are some budgeting suggestions.
Module 2

Module 2: Tree Inventory 101

A review of tree inventory variations, scoping, setting data fields, and how to leverage inventory data once collected.


  • Lesson 1: Tree Inventory Variations

    Tree inventories are not one size fits all. There are several possible variations in scope and execution that influence the final output.
  • Lesson 2: Setting A Scope

    Full, phased, or sample?
  • Lesson 3: Volunteers or Professionals

    Who will conduct the tree inventory.
  • Lesson 4: Choosing Data Fields

    There are basic metrics that should be included in every tree inventory.
  • Lesson 5: Inform the Public

    Letting the public know about a tree inventory smooths the process.
  • Lesson 6: The Inventory Is Complete, What’s Next

    Here are some ways to put your tree inventory data to work.
Module 3

Module 3: Tree Canopy Assessment 101

Unlike tree inventories, a tree canopy assessment looks at all trees in the city, both public and private, so it is excellent for tracking large scale trends, setting canopy goals, and measuring the effectiveness of urban forest management programs over time.


  • Lesson 1: UTC Assessment Methods

    There are multiple methods for completing a UTC assessment that vary in scope, cost, and data output.
  • Lesson 2: Geographic Scales

    UTC assessments can be calculated using a variety of spatial scales.
  • Lesson 3: The Assessment is Complete, What’s Next?

    Suggestions for applying canopy data to projects, goals, and plans.
  • Quiz

    Quiz covering all lessons in this course. Score at least 80% to earn 1 ISA CEU credit.
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