Why was the concern over global cooling replaced with a concern over global warming?
a....
Why was the concern over global cooling replaced with a concern over global warming?
a. The science community needed a cause to frighten the general population.
b. Steady surface temperature increases were noted between the 1970's and 90's.
Air pollution only became a concern in the 1980's.
d. Scientists observed severe ocean acidification.
Please select the best answer from the choices provided
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