Why Do Water Supply Problems Exist in Many Parts of the World

question 37

Multiple Choice

Why do water supply problems exist in many parts of the world?

• A) Efforts to build large-scale reservoirs in arid countries have stalled due to the enormous expense involved in completing these projects.
• B) Water markets are missing or incomplete.
• C) Global warming has increased the evaporation rate of water by over 10%.
• D) The water supply is unfit for public consumption in many areas due to pollution.

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Definitions:

Diameter

A straight line passing through the center of a circle or sphere and terminating at both circumferences, representing the widest distance across it.

Thickness

The dimension from one surface of an object to the opposite surface, measured perpendicular to the surfaces.

LMC

Least Material Condition; a condition of a feature which contains the minimum amount of material yet still meets the specified limits of size.

Freedom of Assembly

The ease with which parts can be put together, denoting flexibility in assembly operations.