A design of one of nine floralscapes that will blossom along California freeways—the result of an effort between Toyota Motor Sales and public agencies.

A design of one of nine floralscapes that will blossom along California freeways—the result of an effort between Toyota Motor Sales and public agencies.

A design of one of nine floralscapes that will blossom along California freeways—the result of an effort between Toyota Motor Sales and public agencies.

Akihiko Otsuka, (L) chief engineer and Bob Carter, group vice president and general manager of Toyota are photographed by a circle of media after the third-generation 2010 Toyota Prius hybrid made its world debut at the North American International Auto Show, Monday January 12, 2009. Rated at 50-miles-per-gallon, the new Prius extends its record of continuous improvement in fuel economy.

Bob Carter, group vice president and general manager of Toyota answers questions after the third-generation 2010 Toyota Prius hybrid vehicle made its world debut at the North American International Auto Show, Monday January 12, 2009. Rated at 50-miles-per-gallon, the new Prius extends its record of continuous improvement in fuel economy.

Bob Carter, group vice president and general manager of Toyota introduces the third-generation 2010 Toyota Prius hybrid vehicle as it makes its world debut at the North American International Auto Show, Monday January 12, 2009. Rated at 50-miles-per-gallon, the new Prius extends its record of continuous improvement in fuel economy.