Environmental Concepts

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Human Activity

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Things that humans do

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Pollution

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The presence of harmful or unwanted levels of material in the environment

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Deforestation

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Removal of a forest or section of trees for human use

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Healthy

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In a living organism, lacking any disease or sickness; a state of being in good condition, allowing something to thrive

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Ecosystem

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All living and nonliving things and all their interactions in an area

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Beneficial

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Helpful or advantageous

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Harmful

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Causing damage or unfavorable conditions

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Food Web

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An interconnected set of food chains.