Environmental and Economic Concepts

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Contamination

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The presence of harmful substances in the environment, making it unsafe.

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Famine

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A severe shortage of food that affects a large number of people.

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Livestock

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Farm animals raised for food, such as cows, sheep, and goats.

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Sustainable

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Using resources in a way that does not harm the environment and can be maintained over time.

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Erosion

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The wearing away of soil and land, often caused by wind or water.

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Biodiversity

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The variety of different species of plants and animals in a particular area.

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Overpopulation

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When the number of people exceeds the capacity of the environment to provide for them.

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Habitat

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The natural home or environment of an animal, plant, or other organism.

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Reforestation

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The process of planting trees in an area where there were once forests.

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Water Pollution

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Contamination of water by chemicals, waste, or harmful materials.