Environmental Defense a national nonprofit organization released a report with a focus on emmisions of CO2 caused by traffic in the U.S. In 2004 the amount from personal vehicles totaled 314 million metric tons. The transportation sector is responsible for about one-third of carbon dioxide production and account for 45% of global automotive CO2 emissions.
Fixing the global warming problem without making cars more efficient is like trying to fix a leaky roof without a hammer. The leading automakers must accept responsibility for becoming part of the solution.
Calculated for an average household with two mid-sized cars these are 10 tons of pollution per year. If you like to act now and reduce your personal emmisions some tips for economic driving and buying are prepared on their webpage.
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