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Volkswagen pollution scandal may backfire on diesel

Carmaker cheating on emissions test sharpens focus on the fuel's risks
Saturday, September 26, 2015 - 05:50
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COME CLEAN: The Volkswagen scandal erupted three weeks after the launch of new European anti-pollution standards known as Euro 6, which introduced stricter limits on NOx, or nitrogen oxides.

Paris

GERMAN giant Volkswagen's worldwide pollution cheating scandal threatens to backfire on diesel, the fuel that powers most new cars in Europe and is defended by manufacturers as a vital means to curb global warming.

Diesel spews out less heat-trapping carbon dioxide than