Which one of the following statements about air pollution is false?
a. the united states has created restrictions to reduce air pollution.
b. thirty-percent of pollution in the untied states did not originate in the united states.
c. air pollution is only a problem in the developing world.
d. air pollution can lead to poor health.

The statement about air pollution that is false is that "air pollution is only a problem in the developing world. Air pollution effects are reached across the globe.Air pollution comes from power plants, smog in big cities, cars, factories, and even volcanoes. Some air pollution can't be seen such as that from a swamp. A swamps methane gas contributes to the pollution. In the U.S, the EPA sets laws to help reduce the air pollution damage done by places like coal-run power plants. 

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