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    Great Plains | Map, Facts, Definition, Climate, & Cities | Britannica

    • The Great Plains is the name of a high plateau of grasslands that is located in parts of the United States and Canada in North America and has an area of approximately 1,125,000 square miles (2,900,000 squ… 展开

    Relief and drainage

    The Great Plains are a vast high plateau of semiarid grassland. Their altitude at the base of the … 展开

    Britannica
    Soils and climate

    The soil groups of the Great Plains are correlated with rainfall and natural grass cover. In the more humid region with taller, heavier grass cover, deep, black soils (mollisols) with … 展开

    Britannica
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