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Unformatted text preview: Unfortunately, there are also negative effects on the environment. Thanks to the productive invention of the motor vehicle; there is now a something called smog. Smog is an unhealthy mixture of smoke and fog. The results of smog, takes away from our oxygen supply. Not only does smog decrease visibility and create a haze, but it also battles against nature. Smog can cause harmful effects on oxygen producing plants, and cause lung cancer in humans. Our environment needs our support....
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- Spring '10