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Describes the sources of water pollution.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
How water is distributed throughout the world.
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Hipervinculo Ciencias de la Tierra y Medioambiente
Describes how humans use water today.
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Describes the three states of water.
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Describes the composition of seawater, including dissolved ions in seawater and their source.
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How some people do not have access to safe water for drinking and bathing.
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How to reduce pollution and clean up polluted water.
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Learn what happens to the human body when it experiences mild, moderate and severe dehydration.
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Hipervinculo Ciencias de la Tierra y Medioambiente
Describes what glaciers are.
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Hipervinculo Ciencias de la Tierra y Medioambiente
What causes floods, their effects, and how to protect yourself from them.
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