What are some possible future changes in the global climate?
Possible changes include continued global temperature rise, more frequent extreme weather events, rising sea levels, shifts in ecosystems, and altered precipitation patterns.
Explain how scientists can have multiple theories about the effects of global warming.
Scientists use different climate models and assumptions about feedback loops, making multiple plausible predictions about temperature rise, weather, and ecosystems possible.
Explain how an increase of the annual melt season in Antarctica can have global effects.
An increase in Antarctica's annual melt season adds freshwater to oceans, raising global sea levels which affects coastal regions worldwide and disrupts ocean currents.
Explain how local environmental changes can have global effects.
Local changes such as melting glaciers or regional deforestation can alter ocean salinity or atmospheric CO2, which propagates through global climate systems and affects distant regions.
Which of the following predictions about global climate change is directly related to an increase in the burning of fossil fuels?
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The scientific community disagrees about _______.
Which of the following local environmental changes will not have global effects?
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Which of the following theories concerning global climate change is the most widely accepted?
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In New Hampshire, the length of time ice covers on Mirror Lake each year has declined by _______.
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What are the predicted consequences of legislation for global warming on industry?
It is predicted that legislation for global warming will actually have positive effects on industry. New jobs will be created through the introduction of new technology and processes and businesses should save money through pollution reducing practices and technology.
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