1. SEPTEMBER 24,2013
For your warm-up today, you will answer questions regarding your Yoo Hoo Caribou graph on the back of your graph!!
Return the question sheet when you turn in your graph.
Short and Long Term Environmental Changes
TEST on FRIDAY

2. LONG TERM & SHORT TERM ENVIRONMENTAL CHANGES

3. SHORT-TERM ENVIRONMENTAL CHANGE
Environmental change that occurs quickly and affects organisms immediately

4. SEASONS, differences in day and night
Snails and birds know its time to lay eggs when days start getting longer.
Warmer temperatures, rain and longer days helps plants begin growing in spring.

5. TIDES

6. FLOODS
Soil already there so secondary succession to rebuild

7. HURRICANES
W hat kind of succession? Why?

8. FIRE
What kind of succession? Why?

9. DROUGHT
What kind of succession? Why?

10. PESTICIDES

11. LONG – TERM ENVIRONMENTAL CHANGE
Environmental change that occurs slowly over time and affects organisms over generations.

12. VOLCANIC ERUPTION What kind of succession?
No soil so Primary Succession with a Pioneer Species to break
down rock into soil.
Lichens

13. OIL SPILL

14. NUCLEAR MELTDOWN

15. CLIMATE CHANGE

16. MOVEMENT OF PLATES

17. PESTICIDES

18. TSUNAMI

19. Short Term Long Term Ex: Climate Change.
Long Term
Ex: Climate Change
Adapt or Extinction
Adaptation results in genetic mutations
Short Term
Ex: Flood, Toxic Spill, Fire, Mudslide
No time to Adapt
Move or Die (extinct)
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.

24. NATURAL SELECTION