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Data attributions

Last updated: November 5, 2026

1. Ontario elevation and land-cover data

We use Ontario elevation and land-cover data to help render terrain and forests on some maps.

Contains information licensed under the Open Government Licence – Ontario.

Ontario Ministry of Natural Resources © King's Printer for Ontario, 2023.

Sources: Ontario Digital Surface Model (Lidar-Derived); Ontario Digital Terrain Model (Lidar-Derived); Ontario Land Cover Version 1.0, 2020 baseline.

2. Meta and WRI canopy heights

We use these canopy heights to draw the trees and forest cover on our maps. We don't republish the height data itself.

Meta and World Resources Institute (WRI) - 2024. High Resolution Canopy Height Maps (CHM). Source imagery for CHM © 2016 Maxar. Licensed under CC BY 4.0.

3. OpenStreetMap

© OpenStreetMap contributors, available under the Open Database License.