The high price of food on the global market is closely related to
A) the increased use of fertilizers and the rising cost of fossil fuels to produce them.
B) the increased use of biological control and other sustainable agricultural methods.
C) the cost to construct and use modern forms of irrigation.
D) the cost of remediation to restore degraded soils to usable conditions.
Question 2
Green buildings are an important part of transforming cities into more sustainable and livable systems because they
A) can be used to grow and store food.
B) are run by renewable energy and can be energy and carbon-neutral.
C) are used to house sustainability and climate change organizations.
D) have a low albedo and reduce global climate change and the intensity of heat islands.
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