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"The transportation sector is the second largest producer of carbon dioxide emissions is the U.S. Is it possible to reduce emissions without stiffing the importing and exporting of goods? You&amp;#039;ll discover the answer in this article."^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/environmental/green-science/5-green-methods-transporting-goods5.htm>