单项选择题

The positive feedback mentioned at the end of paragraph 2 means that the melting of the polar ice caps will ______.

A．reduce per capita energy consumption
B．accelerate the transition to solar energy
C．intensify tile effects of thermal pollution
D．necessitate a shift to alternative energy sources
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单项选择题
According to the passage, all of the following are factors that will tend to increase thermal pollution EXCEPT ______.
A．the earth’s increasing population
B．melting of the polar ice caps
C．increase in per capita energy consumption
D．expected anomalies in weather patterns
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