Geography and Natural Resources

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Glaciation

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The spreading and formation of glaciers.

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Continental Divide

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A high point in the Rocky Mountains that acts as a boundary determining the direction in which rivers flow.

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Fossil Fuels

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Any combustible organic material, such as oil, coal, or natural gas, derived from the remains of former life.

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hydroelectricity

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Electricity derived from running water.

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NATO

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The North Atlantic Treaty Organization, an organization formed for the purpose of collective defense against aggression.

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Sun Belt

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The southern and southwestern regions of the U.S.

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Rust Belt

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A heavily industrialized area in the northeastern U.S.

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province

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An administrative unit in a country.

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Cordilleras

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Parallel mountain ranges.

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Llanos

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Large, grassy plains with few trees.