APFIVE IPAT Equation Calculation
According to the IPAT equation $$I = P \times A \times T$$, if a country’s population doubles, per capita affluence triples, and the technology factor (environmental impact per unit consumption) is halved, by what factor does the overall environmental impact change relative to the original?
A
It becomes 3 times larger
B
It becomes 4 times larger
C
It becomes 5 times larger
D
It becomes 2 times larger
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