
Ecoregion - Wikipedia
A map of the Amazon rainforest ecoregions. The yellow line encloses the ecoregions per the World Wide Fund for Nature. An ecoregion (ecological region) is an ecological and geographic …
Ecoregions | US EPA
Mar 31, 2025 · Background. Ecoregions are areas where ecosystems (and the type, quality, and quantity of environmental resources) are generally similar. This ecoregion framework is …
Level III and IV Ecoregions of the Continental United States
Dec 13, 2024 · Information and downloadable maps and datasets for Level III and IV ecoregions of the continental United States. Ecoregions are areas of general similarity in the type, quality, …
Ecoregions of North America | US EPA
Dec 13, 2024 · Level I Ecoregions of North America (select map for larger PDF version) North America has been divided into 15 broad, level I ecological regions.
Ecoregions - National Wildlife Federation
Take a look at the map of the United States. The country can be divided up in two ways—one by state, and one by ecoregion. Whereas state boundaries were created by people, the ecoregion …
Ecoregions | U.S. Geological Survey - USGS.gov
Oct 19, 2019 · Ecoregions have been developed and are being used to study the place dependency of environmental processes, including anthropogenic transformations of the land …
List of terrestrial ecoregions (WWF) - Wikipedia
Terrestrial ecoregions of the world. This is a list of terrestrial ecoregions as compiled by the World Wildlife Fund (WWF). The WWF identifies terrestrial, freshwater, and marine ecoregions.. The …
Terrestrial Ecoregions of the World | Publications | WWF
Aug 1, 2012 · Terrestrial Ecoregions of the World (TEOW) is a biogeographic regionalization of the Earth's terrestrial biodiversity. Our biogeographic units are ecoregions, which are defined …
List of ecoregions in the United States (EPA) - Wikipedia
This list provides an overview of United States ecoregions designated by the U.S. Environmental Protection Agency (EPA) and the Commission for Environmental Cooperation (CEC). The …
15: Ecoregions - Biology LibreTexts
Sep 10, 2021 · Glossary; Since the 1980s, there has been an increasing tendency to map biodiversity over "ecosystem regions" or "ecoregions". An ecoregion is "a relatively large unit …
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