Multiple Choice
Since 1970,global temperatures have
A) been rising at a rate of 0.17 C° (0.3 F° ) per decade.
B) reached the highest average of last 800,000 years.
C) increased,but at a decreasing rate.
D) increased by 3% per year.
E) decreased by 1% due to global dimming.
Correct Answer:

Verified
Correct Answer:
Verified
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