Not only are planes like the 787 more fuel efficient than the gas guzzlers of the past, but airlines are flying them full of people. The car fleet would have to average 45 mpg to equal the carbon footprint of an airplane mile, and its actual performance is far from that.
Craig Fitzgerald has built an entire career writing about cars that nobody likes. Ready to send your 1983 Pontiac Parisienne to the crusher? Call Craig, because he'd drive it every day. Tired of getting laughed at for riding a Vespa? Craig'll ride that Italian hairdryer across the country.