Week 9: Global Change Answers

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The early arrival of spring in New Hampshire has no effect on wildlife.

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Changes to the global climate could include _______.

changes to temperature

changes to pressure

changes to precipitation

all of the above

Local environmental changes have no effect on the global climate.

Which of the following is not a possible effect of increasing carbon dioxide levels in the atmosphere?

increase in water contamination and floods

ocean acidification

cutting down forests

reduction of cold-related deaths

Scientists disagree about the possible effects of global warming.

Which of the following is not a current theory regarding global climate change?

Global warming will stimulate crop growth.

Even the moderate projections on global warming will cause devastation.

Higher levels of carbon dioxide in the atmosphere will have no effect.

Sea levels will rise as a result of global warming.

How can local environmental changes have global effects?

Organisms can move from one environment to another.

Air and water move from region to region.

Increased carbon dioxide in one location can cause increased temperatures in other locations.

All of the above are true.

Some scientists believe that global warming will lead to an increase in disease and starvation.

How does an increase in the annual melt season in Antarctica have a global effect?

It causes an increase in heat related illness and death.

It causes the global concentration of carbon dioxide to decrease.

The water in the melting glaciers can cause sea levels to rise.

None of the above is true.

It is not possible for global warming to have any positive side effects.

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