Long and Short Term Enivornmental Changes

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Page 1: Long and Short Term Enivornmental Changes

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8.11C Environmental Changes!

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Long-Term Environmental Change !

Environmental change that occurs slowly over time and a!ects organisms over generations!

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Short-Term Environmental Change !

Environmental change that occurs quickly and a!ects organism immediately!

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Extinct

Occurs when a species no longer exists

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Endangered

Occurs when a species becomes low in numbers in their natural habitat

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Pollution

When a natural environment is contaminated with harmful substances

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Biodiversity!

The number of di!erent species of plants and animals in an area

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Abundance

The number of one type of species in an area


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