If the EPA Determines That a Pollutant Is a Threat

question 136

Multiple Choice

If the EPA determines that a pollutant is a threat to public health or the environment:

• A) tighter control standards are to be imposed without regard to economic factors
• B) tighter control standards are to be imposed with careful analysis of economic factors
• C) tighter control standards are to be imposed only if they will not have adverse economic effects
• D) it will eventually impose slightly stricter standards
• E) Congress will impose some new standards

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Definitions:

Population Growth Models

Mathematical formulations that describe how populations change in size and composition over time, factoring in births, deaths, immigrations, and emigrations.

Extinction Rate

The rate at which species become extinct over a certain period of time, an important measure in the study of biodiversity and conservation biology.

Biogeographic Province

A region defined by its climatic and geographical features, harboring a distinct set of flora and fauna.

Neotropical Region

A biogeographic region that includes South and Central America, the Mexican lowlands, the Caribbean islands, and southernmost parts of Florida, characterized by its distinct fauna and flora.