49. Reports of studies explaining and estimating the ecological ramifications of questionable practices and
irreversible
uses of resources and proposing detailed, reasonable alternatives to these practices and uses
are
a. triple bottom line reports.
b. social needs
statements.
c. envirornnental impact
statements.
d. engineering assessment
studies.
50. One approach to resolving air pollution problems, intended to reduce a particular pollutant over an entire industrial
region by treating all emission sources as
if
they were under one bubble is
called
a. emissions trading.
b. blanket controls.
c. comprehensive emissions regulation.
d. the clean air provision.
51. The purpose of Superfund legislation was to
a. identify toxic waste
sites.
b. eliminate dumping of toxic
wastes.
c. clean up hazardous waste dumps and
spills.
d. prevent land
degradation.