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Should there be a 75 mph speed limit on the Autobahn to reduce CO2 emissions?

Modern cars are at their most fuel-efficient at 55 mph, and American politicians have used this speed limit to encourage fuel conservation in the past. But how do things look on the German Autobahn, the most famous stretch of public high speed road in the world? Writing at The Truth About Cars, Robert Farago discusses the "gentleman's agreement" that for years kept most German cars' top speed at 155 mph. But, thanks to clean technologies throughout the German car industry, Farago says, "the tailpipe emissions produced by Germany's increasingly ... Read more →

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