Sustainability Answers

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1
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Which of the following is the most likely cause for future water shortages?

A
global warming
B
increased agriculture
C
water pollution
D
erosion
2
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How is the world population projected to change in the next few decades?

A
It is projected to level off.
B
It is projected to decrease steadily.
C
It is projected to increase steadily.
D
It is projected to double within 5 years.
3

Building green can help conserve natural resources and reduce carbon dioxide emissions.

A
T
B
F
4

Which of the following is not a way in which carbon sequestration can benefit soil?

A
decreased erosion
B
increased water quality
C
increased water storage
D
increased soil quality
5

What is the current greatest threat to agricultural sustainability?

A
erosion
B
water pollution
C
air quality
D
all of the above
6

The chart below indicates the levels of three aquifers in a local community. Level of Input and Output in Three Aquifers AquiferInput and OutputAquifer 1Input: 360 gallonsOutput: 600 gallonsAquifer 2Input: 521 gallonsOutput: 500 gallonsAquifer 3Input: 200 gallonsOutput: 300 gallonsWhich best describes the aquifers?

A
Aquifers 1 and 3 may result in a reduced river flow.
B
Aquifer 2 may result in reduced surface water levels.
C
Aquifers 2 and 3 may result in decreased wetland and spring discharge.
D
Aquifer 3 may result in an increase in productivity.
7

Which of the following energy sources is expected to have the least growth in the next 20 years?

A
hydroelectricity
B
coal
C
natural gas
D
nonhydro renewables
8

Good land and production practices can help increase greenhouse gas emissions.

A
T
B
F
9

Which of the following is not a direct consequence of groundwater use?

A
reduced water storage
B
increased surface water levels
C
reduced river flow
D
decreased spring discharge
10

How can recycling materials lead to environmental sustainability?

A
Recycling materials helps decrease the amount of new materials taken from the environment.
B
Recycling materials helps increase the rate of carbon sequestration.
C
By recycling materials, the amount of biomass available for energy purposes is increased.
D
All of the above

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