Solar Powered Cars Race Across the Australian Outback
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Despite technological advances in fuel and engine efficiencies, vehicles remain high on the list of polluters. In the U.S alone, carbon emissions from gas-powered cars and other vehicles account for about 27% of our total greenhouse-gas output annually. The 'World Solar Challenge' hopes to change that some day with cars fueled by our biggest, cleanest and cheapest source of energy - The sun!