frozen water, ice, fresh water , water without salt , salt water , water with salt , pollution , harmful materials to thee ecosystem, brackish water , mixture of fresh and salt water , salinity, how much salt is in the ocean, ground water, runoff that flows underground, watersheld, the land area that supplies water to a river system, turbidity, a measurement of how clear the water is , glacier, a large mass of moving ice and snow on land .

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