Understand your Canopy


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Trees Count

Free urban trees inventory app now available on iTunes and Google Play.

Urban Forest Assessments Resource Guide

Urban Forest Assessments Resource Guide

Urban forest assessments are a key tool to help quantify the benefits
that trees and urban forests provide, advancing our understanding of these valuable resources.

Graphic with trees, city and text "i-Tree Landscape"

Webinar: i-Tree Landscape

Learn how to use the i-Tree Landscape tool which combines ecosystem services calculations, demographic data and high resolution tree canopy data for the Chesapeake Bay watershed.

Photo of wetland with text Chesapeake Bay Land Cover Production Program

Chesapeake High-Res Land Cover Data

Learn about and download high resolution land cover data (2013), including tree canopy, produced by the Chesapeake Bay Program partnership for the entire watershed.

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PA Community Tree Map

This tool gives Pennsylvania communities the ability to conduct tree inventories, monitoring activities, and urban tree canopy analyses, as well as track tree maintenance and stewardship activities. View webinar to learn how to use it.

a screen shot of "Urban Tree Canopy in the Nation's Capital" story map

DC Urban Tree Canopy Story Map

A Story Map in ArcGIS Online of how the Nation’s Capital created and maintained a urban tree canopy program and how it has worked and changed over time.

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Conducting a Community Tree Inventory

Penn State Extension’s Forest Resources describes the process of conducting a tree inventory and the four phases it can be divided into: planning, implementation, application, and maintenance.