1. By: Christie Smicherko
Deserts
By: Christie Smicherko

2. Environmental conditions vary from one desert to another.
Little rain fall
300 mm of rainfall annually
Hot
Cold

3. Geographic Location

4. Unique Biota Plants Dense covering of plant hairs Adaption to drought:
Small leaves
Produce leaves
No leaves
Only germinate or grow during infrequent wet periods

5. Unique Biota- Animals Use behavior to avoid environmental extremes
Active at dusk and dawn or at night
Body orientation

6. More plants and animals!

7. Deserts are threatened by:
Humans pumping out underground water
Drought

8. Questions?