The tiny Nano car, being sold at a base price of $2,200, already has 1 million applicants for the 60,000 expected to roll out this year. Environmentalists fear the impact of such a cheap car clogging streets. With the flash of cameras and oohs and aahs from the crowd, an Indian company Monday launched what is billed as the world's least expensive car, six years after it was conceived and six months behind schedule.