Answer
(c)
Work Step by Step
Increased soil decomposition under warmer temperatures represents a positive feedback loop because warmer temps → more decomposition → more $CO_2$ released → even more warming.
The answer is (c).
Environmental Science for AP* (2nd Edition)
by Friedland, Andrew J.; Relyea, Rick
Published by
W. H. Freeman
ISBN 10:
1464108684
ISBN 13:
978-1-46410-868-6
Chapter 19 - AP Environmental Science Practice Exam - Section 1: Multiple-Choice Questions - Page 699: 9
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