Multiple Choice
We have not yet established the impact of solar variability on the Earth's climate system because:
A) we have no way of measuring solar variability directly.
B) satellites have not yet been around long enough to provide a data set of adequate length.
C) most scientists now agree that solar output is constant and does not vary.
D) it is not a legitimate enough theory to gain much attention from the scientific community.
Correct Answer:

Verified
Correct Answer:
Verified
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