Maps Online

This research guide will point you to digital maps within the Library's collections and online. These resources are a combination of subscriptions and those freely available on the internet.

North American Environmental Atlas

North American Environmental Atlas maps are unique in that they harmonize geographic information across North America's political boundaries to depict significant environmental issues at a continental scale.

Internet resource(s)

Ecoregions
From the Environmental Protection Agency (EPA), maps and downloadable data for ecoregions in North America.
Freshwater Ecoregions of the World
Highlighting fresh water from The Nature Conservancy.
Protected Planet
Shows the mapping of the data from the World Database of Protected Areas (WDPAs).
World Wildlife Fund
Data from the WWF that you can download.