Describe how global air temperatures have changed in the last century.

A) Describe how global air temperatures have changed in the last century. Provide a specific value.
B) List 2 factors that influence temperature by warming our atmosphere and 2 additional factors that tend to cool the planet (please use the bar graph provided titled Factors that influence Temperature (warm and cool)). Which factor is the largest cooling and warming factor?
C) How has Arctic temperatures changed since 1978?
D) List 3 impacts these Arctic temperature changes have had on the Arctic.
E) What is one thing you can do to reduce the amount of energy you use?

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