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LONG TERM & SHORT TERM ENVIRONMENTAL CHANGES. SHORT-TERM ENVIRONMENTAL CHANGE. Environmental change that occurs quickly and affects organisms immediately. SEASONS, differences in day and night. Warmer temperatures, rain and longer days helps plants begin growing in spring.
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SHORT-TERMENVIRONMENTAL CHANGE Environmental change that occurs quickly and affects organisms immediately
SEASONS, differences in day and night • Warmer temperatures, rain and longer days helps plants begin growing in spring. • Snails and birds know its time to lay eggs when days start getting longer.
FLOODS Soil already there so secondary succession to rebuild
HURRICANES W hat kind of succession? Why?
FIRE What kind of succession? Why?
DROUGHT What kind of succession? Why?
LONG – TERM ENVIRONMENTAL CHANGE Environmental change that occurs slowly over time and affects organisms over generations.
VOLCANIC ERUPTION What kind of succession? No soil so Primary Succession with a Pioneer Species to break down rock into soil. Lichens
. • Very often the consequences for environmental change are not as drastic as extinction. Populations may be reduced in number, but rather than die out, they become endangered or threatened.
ENVIRONMENTAL CHANGES Very often the consequences for environmental change are not as drastic as extinction. Populations may be reduced in number, but rather than die out, they become endangered or threatened.
