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  1. Ecoregions of North America | US EPA

    • North America has been divided into 15 broad, level I ecological regions. These highlight major ecological areas and provide the broad backdrop to the ecological mosaic of the continent, putting it in context at gl… See more

    Level II Ecoregions

    The 50 level II ecological regions that have been delineated are intended to provide a more … See more

    U.S. Environmental Pr…
    Level III Ecoregions

    Level III mapping describes smaller ecological areas nested within level II regions. At level III, the continent currently contains 182 ecological regions. These smaller divi… See more

    U.S. Environmental Protection Agency
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    Maps (PDF format): 1. Level I Ecoregions of North America: Full size map (PDF, 6 mb) 2. Level II Ecoregions of North America: Full size map (PDF, 10 mb) 3. Level III Ec… See more

    U.S. Environmental Protection Agency
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  1. National Biogeographic Map - USGS

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    National Tea
  2. List of ecoregions in the United States (WWF) - Wikipedia

    260 rows · The United States is unique among countries in that its terrestrial …

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    Ecoregions of The United States
    Ecoregions in The United States
    Oceanian Realm
  3. The Three Biomes of the United States - The …

    In the United States, a country marked by its rich ecological diversity, we find an array of biomes that span its vast territories. This post will delve into three biomes of the United States: the Deciduous Forests, Grasslands, and Deserts.

  4. Mapping the Life Around Us | U.S. Geological Survey

    USGS mapping science helps us identify the varying characteristics of different ecosystems so that we can understand how they contribute to the wellbeing of all the inhabitants - humans, plants, and animals.

  5. Comprehensive Guide To North American Biomes: An Interactive …

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  7. 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 boundaries on this map were created by …

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  8. Ecoregions of North America | Ecosystems Research

    Nov 12, 2016 · Information and downloadable maps and datasets for ecoregions of North America, which are areas of general similarity in the type, quality, and quantity of environmental resources.

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    Epa Ecoregions
    All Ecoregions
    Ecoregions of North America
    Usa Ecoregions
  9. Level III and IV Ecoregions of the Continental United …

    Jun 27, 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, and quantity of environmental resources.

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    Ecoregions of The United States
    Ecoregions in The United States
  10. Ecoregions | US EPA - U.S. Environmental Protection …

    Oct 1, 2024 · Information and downloadable maps and datasets for ecoregions, which are areas of general similarity in the type, quality, and quantity of environmental resources.

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    Epa Ecoregions
    United States Environmental Protection Agency
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