Which of the following has provided information associated with past temperature changes?
a. tiny bubbles of ancient air found in ice cores
b. tree rings
c. radioisotopes in rocks and fossils
d. layers of soot trapped in ice cores
e. all of these answers
E
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Using the world biome map outside the back cover of this lab manual or the one in your textbook, determine:
Current representative biome (terrestrial ecosystem) characteristic of the region: MB/MF ; Characteristic vegetation: ____________________________ Projected representative biome (terrestrial ecosystem) characteristic of the region: MB/MF ; Characteristic vegetation: ____________________________
What kind of waves occur at the boundary between two fluid media?
a. Seiche waves b. Orbital waves c. Transitional waves d. Tidal waves
The demand for seafood, although high, has not changed much since 1980
Indicate whether the statement is true or false
The chief cause of desertification is clear-cutting of old growth forests.
Answer the following statement true (T) or false (F)