Layla Sears - 2.5 - Natural disruptions to ecosystems

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6 Terms

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Natural Disturbance

A natural event that disrupts the structure and or function of an ecosystem. (ex. tornado, hurricane, asteroid)

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period natural disturbance

A natural disturbance that occurs with regualar frequency. (ex. wet-dry seasons)

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episodic natural disturbance

Occasional natural disturbances with irregular frequency (ex: hurricanes, droughts, fires)

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random natural disturbance

no regular frequency (ex: volcanoes, earthquakes, asteroids)

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Natural climate change

Slight changes in earth's orbit & tilt cause mini ice ages and warmer periods

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Migration

Wild life might migrate to a new habitat because of an environmental disturbance, it is an adaptive responce