Cite two ways in which chlorofluorocarbons can affect the environment
What will be an ideal response?
The chlorofluorocarbons (CFCs) are synthetic compounds containing chlorine, fluorine, and carbon. These trace gases have warmed the climate slightly by adding to the greenhouse effect. The CFCs have also been implicated in the destruction of stratospheric ozone.
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Farmers have filled in over 90% of natural wetlands. What has been the result?
A. increased flooding potential B. decreased runoff to streams C. decreased pollution to streams D. increased aquifer discharge
Sulfur dioxide does not produce any secondary pollutants
Indicate whether the statement is true or false
Transuranic wastes are
A. wastes more radioactive than uranium. B. elements heavier than uranium. C. products of uranium fission. D. wastes that have been treated to make them non-radioactive.
A key option during the transition from oil to renewable energy sources is
A. coal. B. nuclear energy. C. biomass. D. natural gas. E. ethanol.