Why Do Many Environmental Groups Oppose Building More Hydroelectric Dams

question 3

Multiple Choice

Why do many environmental groups oppose building more hydroelectric dams when these dams produce virtually no chemical pollutants as they create electric power?

• A)Because they increase the rate of evaporation, hence more fresh water is lost.
• B)Because these dams are very expensive to build.
• C)Environmental groups tend to reject all new technological advancements.
• D)Dams can radically alter ecosystems.

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Definitions:

Machine-Hours

A measure used in manufacturing to allocate costs to products or job orders based on the number of hours a machine is used.

Predetermined Overhead Rate

A rate used to apply manufacturing overhead costs to products, calculated before the production period begins.

Variable Manufacturing Overhead

The portion of variable overhead costs that are directly associated with the manufacturing process, including costs like indirect materials and utilities.

Machine-Hours

A measure of production output or activity based on the number of hours machines are operated in the manufacturing process.