Test Bank For Environment The Science behind the Stories 5th Edition By Withgott

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Use the accompanying figure to answer the following questions.
1) How many citizens of Haiti does it take to equal the ecological footprint of the average citizen of
the United States?
A) Ten citizens of Haiti equal the ecological footprint of one average U.S. citizen.
B) Twelve citizens of Haiti equal the ecological footprint of the average U.S. citizen.
C) They are essentially equal.
D) Six citizens of Haiti equal the ecological footprint of the average U.S. citizen.
E) It takes over 100 Haitian citizens to equal the ecological footprint of the average U.S. citizen.
1)
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2) Nearly 50% of the land on our planet is currently used for agriculture, with very little more
agriculturally usable land available. If everyone on the planet had an ecological footprint the size
of the average citizen of the United States, then ________.
A) we would be able to provide for everyone without much difficulty, using the other 50% of
the land currently not being used
B) about 50% of the people would starve
C) we would have 50% more food to go around
D) we would need at least two more planet Earths to feed and support everyone
E) we could support 50% more people on our planet
2)
3) The U.S. average footprint is ________ times larger than the world average footprint.
A) 5 B) 2.7 C) 2 D) 3.3 E) 6.7
3)
4) The global average footprint per person has increased from 2.2 to 2.7 hectares since 2008 including
the footprints of many developing nations, such as India and China. This means that ________.
A) some nations no longer have a measurable footprint
B) our collective lifestyle is slightly more sustainable than before
C) our collective lifestyle is even more unsustainable than before
D) the populations of both India and China have decreased since 2008
E) the ability of the planet to sustain human beings has increased