Global Change Answers

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Which of the following is a way that studies have determined industry might be affected by legislation on global warming?

creation of new jobs and technology

decrease in consumer spending

increased costs of production

reduction in the number of jobs available

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Changes to the global climate could include _______.

changes to temperature

changes to pressure

changes to precipitation

all of the above

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.

Scientists disagree about the possible effects of global warming.

Which of the following statements about current theories on global warming is true?

Scientists generally agree that global warming is taking place.

Some scientists think that we should accelerate global warming.

The scientific community disagrees about whether we should take action about global warming.

Cutting down trees and burning fossil fuels does not lead to global warming.

The scientific explanation for global warming is very dependent on the _______ atom.

chlorine

carbon

oxygen

hydrogen

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

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

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

Some scientists believe that global warming will bring about extreme weather.

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