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Atlas (Beta)
MapMaster 3

Ecological Regions: Level 1 Regions

North AmericaPhysical Environment

Extent of the Level I Ecological Regions of North America

EPA

A map of North America shows various ecological regions, each marked with a distinct color to represent different Level 1 ecological regions.

Arctic Cordillera (Red): Found in the northernmost parts of Canada, specifically the Arctic Archipelago.

Tundra (Blue): Covers large portions of northern Canada, including parts of Nunavut and the Northwest Territories, as well as coastal areas of Alaska.

Taiga (Purple): Spans across central and northern Canada, covering parts of Quebec, Ontario, Manitoba, Saskatchewan, Alberta, and British Columbia.

Hudson Plain (Orange): Located in the northeastern part of Canada, around the Hudson Bay area.

Boreal Forests (Yellow): Encompasses large areas in Canada, south of the tundra and taiga regions, and extends into parts of Newfoundland and Labrador.

Northwestern Forested Mountains (Green): Found along the western coast of Canada and the United States, covering parts of British Columbia and Alaska.

Marine West Coast Forest (Brown): Occupies the coastal regions of the Pacific Northwest, including areas in British Columbia, Washington, Oregon, and northern California.

Eastern Temperate Forests (Pink): Stretch from the Great Lakes region through the northeastern United States and into eastern Canada.

Great Plains (Grey): Span the central United States from Canada to Texas, including parts of Alberta, Saskatchewan, Manitoba, and several central U.S. states.

Deserts and Steppes (Dark Green): Found in the southwestern United States and northern Mexico, covering areas in Arizona, New Mexico, and parts of California and Nevada.

Mediterranean California (Dark Pink): Specific to the coastal regions of central and southern California.

Southern Semi-Arid Highlands (Gold): Located in central Mexico and parts of the southwestern United States.

Temperate Sierras (Dark Brown): Found in Mexico, primarily in the Sierra Madre ranges.

Tropical Dry Forests (Light Brown): Present in parts of southern Mexico and Central America.

Tropical Wet Forests (Light Tan): Located in the southeastern part of Mexico and Central America, including the Yucatan Peninsula.

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Ecological Regions: Level 1 Regions

Irrigated Crop Intensity

Arctic Cordillera

Tundra

Taiga

Hudson Plain

Boreal forests

Northwestern forested mountains

Eastern temperate forests

Great Plains

Deserts and steppes

Mediterranean California

Southern semi-arid highlands

Temperate sierras

Tropical dry forests

Tropical wet forests

Class

Rank

Percent

1.08%3.57%4.43%2.73%12.4%5.44%22.2%10.2%1.91%1.48%4.09%2.82%1.51%11.2%
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