Environmental Concepts

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Air pollution

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The presence of harmful substances in the air we breathe.

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Wildfire

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An uncontrolled fire that burns in wildland areas.

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Fossil Fuels

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Natural substances formed from the remains of ancient plants and animals, used as energy sources.

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Carbon dioxide

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A colorless gas produced by burning carbon and organic compounds and by respiration.

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Pollution

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The introduction of contaminants into the natural environment causing adverse change.