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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 standard reference is The Deciduous Forest of Eastern North America. [4] The adjoining forests in Canada are generally referred to as the Mixedwood Plains Ecozone or the Great Lakes-St.Lawrence Forest Region. 32 Texas Blackland Prairies; 33 East Central Texas Plains; 34 Western Gulf Coastal Plain; 36 Ouachita Mountains; 37 Arkansas Valley
Northern Vietnam lowland rain forests; Red River freshwater swamp forests; South China-Vietnam subtropical evergreen forests; Southern Annamites montane rain forests; Tonle Sap freshwater swamp forests; Tonle Sap-Mekong peat swamp forests
The humid subtropical zone of the US South according to Trewartha is coloured yellow-green on this map: If using the Köppen climate classification with the 0 °C coldest-month isotherm, the subtropics extend from Martha's Vineyard, extreme SW Rhode Island, and most of Long Island to central Florida in the eastern states, include the southern ...
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 ...
The Mojave Desert is the hottest desert in North America, located primarily in southeastern California and Southern Nevada. Its total area is 22,000 sq mi (57,000 km 2 ). The largest cold desert is the Great Basin Desert , which encompasses much of the northern Basin and Range Province , north of the Mojave Desert.
Pennsylvania. Pennsylvania is a northeastern commonwealth located in the United States of America. It was one of the 13 original colonies. Pennsylvania is home to a population of 12,802,503 individuals and various different types of environments. [1] Pennsylvania is known for its many hills, plateaus, mountains and valleys.
West Virginia, Pennsylvania, Ohio, Kentucky The Western Allegheny Plateau is an ecoregion of the Temperate broadleaf and mixed forests Biome , located on the western Allegheny Plateau and in the Appalachia region of the Eastern United States .