Water and Climate Concepts

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Current

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A large stream of moving water that flows through the ocean.

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Coriolis Effect

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The effect of Earth's rotation on the direction of winds and currents.

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Climate

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The pattern of temperature and precipitation typical of an area over a long period of time.

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El Nino

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A climate event that occurs every two to seven years in the Pacific Ocean.

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La Nina

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A climate event that occurs when surface waters in the eastern Pacific are colder than normal.

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Tributary

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The streams and rivers that feed into a main river.

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Watershed

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The land area that supplies water to a river system.

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Divide

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A ridge of land that separates one watershed from another.

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Reservoir

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A lake that stores water for human use.

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Eutrophication

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A process where nutrients build up in a lake over time.