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The North American Environmental Atlas builds on information created, gathered, and harmonized by government scientists and cartographers from Natural Resources Canada, the United States Geological Survey, and Mexico's Instituto Nacional de Estadística y Geografía. Each country's contributing team works closely with their partner agencies in ...
In the North American Deserts there are emerging natural resources within the ecosystem. A few natural resources within the desert consist of oil, sunlight, copper, zinc, and water. [22] Some of these resources are renewable and some are non-renewable. Most of these resources are being exploited by humans and most actions are not sustainable.
Shaded relief map of the United States, showing 10 geological provinces The richly textured landscape of the United States is a product of the dueling forces of plate tectonics, weathering and erosion. Over the 4.5 billion-year history of the Earth, tectonic upheavals and colliding plates have raised great mountain ranges while the forces of ...
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.
The United States holds many areas for the use and enjoyment of the public. These include national parks, national monuments, national forests, wilderness areas, and other areas. For lists of areas, see the following articles: List of National Parks of the United States; List of National Natural Landmarks; List of U.S. National Forests
Map of national forests and national grasslands of the United States. The United States has 154 protected areas known as national forests, covering 188,336,179 acres (762,169 km 2; 294,275 sq mi). [1] National forests are managed by the U.S. Forest Service, an agency of the U.S. Department of Agriculture. [2]
The Eastern Temperate Forests is a Level I ecoregion of North America designated by the Commission for Environmental Cooperation (CEC) in its North American Environmental Atlas. The region covers much of the Eastern and Midwestern United States, the U.S. Interior Highlands, and parts of Ontario, Quebec, and the Maritimes.
Shaded relief map of the United States, showing 10 geological provinces. The richly textured landscape of the United States is a product of the dueling forces of plate tectonics, weathering and erosion. Over the 4.5 billion-year history of the Earth, tectonic upheavals and colliding plates have raised great mountain ranges while the forces of ...