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Correct Answer: D) Dendrochronology.
Correct Answer: A) Sea level rise increases the level.
Correct Answer: B) Making direct measurements.
Correct Answer: D) Hazards are natural processes that harm people on a regular basis.
Correct Answer: D) More acidic.
Correct Answer: B) Nonrenewable reources.
Correct Answer: C) Reducing CO2 emissions.
Correct Answer: C) Chloroflurocarbons (CFCs).
Correct Answer: B) 20-25%.
Correct Answer: D) Both of the above.
Correct Answer: B) Agriculture.
Correct Answer: A) Droughts are much more common, while flooding is much more rare.
Correct Answer: A) Temperature drops with elevation.