What Has Been the Result for Air Quality from Strict

question 1

Multiple Choice

What has been the result for air quality from strict emission controls?

• A) Strict emission controls have resulted in a dramatic improvement in air quality.
• B) Strict emission controls are largely ignored thus air quality has dramatically decreased.
• C) Strict emission controls have led industrialists to be contrite and to stop polluting.
• D) The growth in use of automobiles/trucks has wiped out much of the gain from emission controls.

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Definitions:

Operating Costs

Expenses associated with the day-to-day functioning of a business, including costs for rent, utilities, payroll, and raw materials.

Single Energy Source

The use of one type of energy for powering processes or activities, without reliance on multiple or alternative sources.

Commodity Prices

The market prices for raw materials or primary agricultural products that are traded in bulk on the commodities market.

Energy

The capacity to do work or produce heat; a vital resource for various activities and industries, available in forms such as electricity, fossil fuels, and renewables.