APFIVE Calculating Sea-Level Change From Subsidence
If the total observed sea-level change is $$5$$ mm/year and coastal land subsidence accounts for 40% of this change, what is the annual sea-level change attributed to land subsidence?
A
$$1$$ mm/year (if only half of the change was assumed)
B
$$2.5$$ mm/year (resulting from misapplying the percentage)
C
$$3$$ mm/year (an overestimation)
D
$$5 \times 0.40 = 2$$ mm/year
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