Imo. A
The paradox of longer, drier droughts and larger, more devastating floods in the same area can, in part, be explained as the effect of climate change, which causes increased moisture in the atmosphere, shifts in the jet stream, and rising arctic temperatures.
The paradox of X and Y in the same area can be explained as the effect of climate change (CC), CC causes A, B and C. Here X & Y and A, B and C maintain parallelism.This sentence coveys meaning clearly.
A. The paradox of longer, drier droughts and larger, more devastating floods in the same area can, in part, be explained as - correct as above.
B. Longer, drier droughts and larger, more devastating floods being a paradox in the same area, one explanation is - being a paradox is incorrectly used.
C. One explanation for the paradox of longer, drier droughts and larger, more devastating floods in the same area is that it is - Usage of present simple tense changes the meaning of original sentence, which mentions possibility. Hence, distorts the meaning itself. One explanation... is that it is - unnecessary wordy.
D. That longer, drier droughts and larger, more devastating floods are a paradox is, in part, explainable as - That and explainable as should modify paradox, as a subject but here subject is converted into object by placing after verb.
E. In the same area longer, drier droughts and larger, more devastating floods are a paradox, with one explanation of this being - with incorrectly modifies preceding clause and incorrect usage of being.
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