If the Composition of the Upper Atmosphere Were Changed So

question 77

Multiple Choice

If the composition of the upper atmosphere were changed so that a greater amount of terrestrial radiation escaped, what effect would this have on the Earth's climate?

• A)There would be only a marginal effect since most of the heat the earth receives comes from the sun.
• B)There would be a gradual increase in global temperatures.
• C)There would be a gradual decrease in global temperatures.
• D)It is difficult to predict the effect this change would have on global temperatures.

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Definitions:

Speciation

The evolutionary process by which populations evolve to become distinct species.

Extinction

The permanent loss of all members of a species, leading to its disappearance from the Earth.

Reconciliation Ecology

The science of inventing, establishing, and maintaining new habitats to conserve species diversity in places where people live, work, or play.

Bluebirds

Small North American songbirds known for their distinctive blue (or blue and red) plumage, belonging to the genus Sialia.