Ecoregions of North America-Level I (CEC)
Published: February 3, 2009, 3:22 pm
Updated: February 3, 2009, 3:22 pm
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Mark McGinleyNorth America has been broken down 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 global or intercontinental scales.
Level I ecoregions are characterized as follows:
- number of ecological regions: 15
- scale of presentation: approximately 1:50 million
- continental perspectives
- determination of the areas composing the regions through satellite imagery and appropriate natural resource source maps at broad scales (approximately 1:40 million – 1:50 million)
Level I ecological regions are:
See also:
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Disclaimer:
This article is taken wholly from, or contains information that was originally published by, the Commission for Environmental Cooperation. Topic editors and authors for the Encyclopedia of Earth may have edited its content or added new information. The use of information from the Commission for Environmental Cooperation should not be construed as support for or endorsement by that organization for any new information added by EoE personnel, or for any editing of the original content.
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Citation
Commission for Environmental Cooperation (Lead Author);Mark McGinley (Topic Editor) "Ecoregions of North America-Level I (CEC)". In: Encyclopedia of Earth. Eds. Cutler J. Cleveland (Washington, D.C.: Environmental Information Coalition, National Council for Science and the Environment). [First published in the Encyclopedia of Earth February 3, 2009; Last revised Date February 3, 2009; Retrieved May 20, 2013 <http://www.eoearth.org/article/Ecoregions_of_North_America-Level_I_(CEC)>
The Author
The Commission for Environmental Cooperation (CEC) is an international organization created by Canada, Mexico and the United States under the North American Agreement on Environmental Cooperation (NAAEC). The CEC was established to address regional environmental concerns, help prevent potential trade and environmental conflicts, and to promote the effective enforcement of environmental law. The Agreement complements the environmental provisions of the North American Free Trade Agreement (NAFTA). ... (Full Bio)
North America has been broken down 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 global or intercontinental scales.
Level I ecoregions are characterized as follows:
- number of ecological regions: 15
- scale of presentation: approximately 1:50 million
- continental perspectives
- determination of the areas composing the regions through satellite imagery and appropriate natural resource source maps at broad scales (approximately 1:40 million – 1:50 million)
Level I ecological regions are:
See also:
|
Disclaimer:
This article is taken wholly from, or contains information that was originally published by, the Commission for Environmental Cooperation. Topic editors and authors for the Encyclopedia of Earth may have edited its content or added new information. The use of information from the Commission for Environmental Cooperation should not be construed as support for or endorsement by that organization for any new information added by EoE personnel, or for any editing of the original content.
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