A History of Global Climate Change Answers

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Why are there different theories about the effects of global warming?

There is no data to support global warming.

Global climate is complex, so changes in global climate are hard to predict.

Increased levels of carbon dioxide are offset by other changes.

There has been a decrease of extreme weather.

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

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

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

chlorine

carbon

oxygen

hydrogen

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.

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

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 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.

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

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