In terms of long-term temperature increases in the atmosphere, which of the following is TRUE?
A) Average global temperature has risen 5°C in the 20th century.
B) No changes have been observed in the 21st century.
C) The greenhouse effect has never been shown to be real.
D) Increases in greenhouse gases have been observed.
E) It appears that we can readily curb the carbon dioxide problem.
Answer: D
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What will be an ideal response?
Between August 18 and 19, 1969, Hurricane Camille began to dissipate due to
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