Even If All CFC Production Could Be Stopped Today,the Ozone

question 29

Multiple Choice

Even if all CFC production could be stopped today,the ozone depletion problem in the stratosphere would continue for many years because

• A)some nations would not follow the ban.
• B)CFCs are produced naturally in the troposphere.
• C)CFCs are widespread and very stable in the troposphere.
• D)ozone is naturally depleted by sunlight.

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Definitions:

War With Mexico

Refers to the Mexican-American War (1846-1848), a conflict between the United States and Mexico, leading to the U.S. acquisition of territories in what is now the southwest United States.

Pre-war Mexican Land

Territories that were part of Mexico before wars, particularly the Mexican-American War, after which significant land was ceded to the United States.

Oregon Territory

A historic region on the Pacific Northwest coast of North America, claimed by several countries until becoming part of the United States in the 19th century.

Great Britain

An island in the North Atlantic Ocean that contains England, Scotland, and Wales, which together form the United Kingdom of Great Britain and Northern Ireland.