When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Bioregion - Wikipedia

    en.wikipedia.org/wiki/Bioregion

    A bioregion is simply an indenfidable geographic area whose life systems are self-contained, self- sustaining and self renewing. A bioregion you might say, is a basic unit within the natural system of earth. Another way to define a bioregion is in terms of watersheds. Bioregions must develop human populations that accord with their natural context.

  3. Ecoregion - Wikipedia

    en.wikipedia.org/wiki/Ecoregion

    A map of the Amazon rainforest ecoregions. The yellow line encloses the ecoregions per the World Wide Fund for Nature. A map of the bioregions of Canada and the US. An ecoregion (ecological region) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm.

  4. Biogeographic realm - Wikipedia

    en.wikipedia.org/wiki/Biogeographic_realm

    8.5 Trans-Saharan Africa, Madagascar and Arabia. Neotropic: 19.0 7.3 South America, Central America, the Caribbean, South Florida and the Falkland Islands. Australasia: 7.6 2.9 Australia, Melanesia, New Zealand, Lesser Sunda Islands, Sulawesi, Maluku Islands and the neighbouring islands. The northern boundary of this zone is known as the ...

  5. List of terrestrial ecoregions (WWF) - Wikipedia

    en.wikipedia.org/wiki/List_of_terrestrial...

    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 scheme divides the Earth's land surface into 8 biogeographic realms, containing 867 smaller ecoregions. Each ecoregion is classified into one of 14 major habitat types, or biomes.

  6. List of ecoregions in the United States (EPA) - Wikipedia

    en.wikipedia.org/wiki/List_of_ecoregions_in_the...

    Three level I areas were not subdivided for level 2. [2] Level III subdivides the continent into 182 smaller ecoregions; of these, 104 lie partly or wholly with the United States. [1] [3] Level IV is a further subdivision of Level III ecoregions. Level IV mapping is still underway but is complete across most of the United States.

  7. Lists of ecoregions - Wikipedia

    en.wikipedia.org/wiki/Lists_of_ecoregions

    Ecoregions of North America, featuring Canada, Mexico, the United States Wikipedia has articles relating to several ecoregion classification systems , defined by the conservation group World Wildlife Fund (WWF), the Commission for Environmental Cooperation (CEC), and like agencies around the world.

  8. Category:Ecoregions of South America - Wikipedia

    en.wikipedia.org/wiki/Category:Ecoregions_of...

    Download as PDF; Printable version; In other projects ... Pages in category "Ecoregions of South America" ... List of Neotropical ecoregions by bioregion; A.

  9. Biodiversity of South Africa - Wikipedia

    en.wikipedia.org/wiki/Biodiversity_of_South_Africa

    An ecoregion (ecological region) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large areas of land or water, and contain characteristic, geographically distinct assemblages of natural communities and species .