By Wendy Kaufman, National Public Radio, August 6, 2007

Toyota has sold 1 million Prius hybrids worldwide, making it the most popular hybrid vehicle on the market.

But even though Prius sales are strong in the United States, sales of many other hybrids are not.

A recent survey suggests the number of people interested in buying a hybrid has actually dropped in the past year…

… [B]uyers may lack confidence in an automaker’s hybrid technology, or fear that the company won’t support hybrids over the long term — or in some cases, that the fuel economy isn’t all that great.

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