Environmental Engineering Reference
In-Depth Information
12.
B
Golden rice was engineered to contain vitamin A, an important vitamin that some food supplies in
developing or impoverished countries lack. This rice was developed as an aid toward addressing world-
wide hunger.
13.
D
The Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) estab-
lished a tax on the chemical and petroleum industries and gave the federal government the authority to
handle released hazardous substances or ones that have the potential to be released. Mining processes
can use and produce acid, and heavy metals can contaminate water sources. These products are con-
sidered hazardous waste and must be dealt with in accordance with CERCLA regulations.
14.
C
Marine-protected areas (MPAs) have been created to conserve fisheries through the restriction of
some activities such as mining and resource extraction. MPAs also have restrictions and limits on fish-
ing and harvesting of various species.
15.
A
An efficient highway infrastructure can reduce the use of fossil fuels and emissions from vehicles
because it will reduce the amount of time spent commuting from one location to another. If less time is
spent driving, less fossil fuel is used and less emissions are produced.
