Which of these statements is supported by the graph?

a. Resource consumption in developed nations has increased over time.
b. The nations of the Middle East show the largest range in both happy life years and ecological footprint.
c. Citizens of the Western world tend to have many happy life years as well as a large ecological footprint.
d. Citizens of Sub-Saharan Africa tend to have few happy life years as well as a low ecological footprint.
e. The larger a nation's ecological footprint, the more happy life years its citizens will have


Answer: b. The nations of the Middle East show the largest range in both happy life years and ecological footprint.

Environmental & Atmospheric Sciences

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