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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.
"Level II" subdivides the continent into 52 smaller ecoregions. "Level III" subdivides those regions again into 182 ecoregions. [1] [2] "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. For an example of Level IV data, see List of ecoregions in ...
The Central Polynesian tropical moist forests is a tropical and subtropical moist broadleaf forests ecoregion in Polynesia. It includes the northern group of the Cook Islands , the Line Islands in Kiribati , and Johnston Atoll , Jarvis Island , Palmyra Atoll , and Kingman Reef which are possessions of the United States.
Pages in category "Lists of ecoregions in the United States" The following 5 pages are in this category, out of 5 total. This list may not reflect recent changes .
Ecoregions of North America, featuring the 50 United States, the District of Columbia and the five inhabited territories. The following is a list of ecoregions in the United States as identified by the World Wide Fund for Nature (WWF). The United States is a megadiverse country with a high level of endemism across a wide variety of ecosystems.
Contact us; Contribute Help; ... 2 Marine ecoregions. 3 References. ... Central Polynesia province Phoenix Islands/Tokelau/Northern Cook Islands;
The islands are mostly atolls, low islands of coralline sand ringing a central lagoon, or raised platforms of coralline limestone. The ecoregion includes three archipelagos along with some scattered islands. [1] Tuvalu, formerly known as the Ellice Islands, includes nine atolls between 6º to 9º S latitude and 176º to 180º E longitude. [1]
Temperate broadleaf and mixed forests in the United States (1 C, 38 P) Temperate coniferous forests of the United States (1 C, 31 P) Temperate grasslands, savannas, and shrublands in the United States (2 C, 25 P)