The cutting and burning of tropical rain forests leads to which of the following?
1. addition of CO2 to the atmosphere
2. decreased removal of CO2 from the atmosphere
3. greenhouse effect
4. global warming
5. decreasing sea level
A) 1 only
B) 1 and 2
C) 1, 2, and 3
D) 1, 2, 3, and 4
E) 2, 3, 4, and 5
Answer: D
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