Diesels We Want but Can't Get.

Indeed, if Americans shouldering the increasingly heavy burden of rising gasoline prices follow the European example, where gas has typically been between two to three times more expensive, diesel - not gas or electric hybrids - may forge the path forward. The advantages of diesel engines to European car buyers are obvious. Besides the lower fuel cost per gallon, the average engine benefits from 30% better fuel economy. In turn, carbon-dioxide emissions - a figure more commonly paid attention to by European consumers - are reduced on average by 25%.