The usually futuristic "concept cars" at the Tokyo auto show are taking on an all-too-real immediacy this year amid soaring oil prices, with ecologically-friendly autos grabbing the limelight.
The overriding message at the Tokyo Motor Show, opening Saturday to the public, is that gas-guzzlers must make way for green cars that pollute less and rely less on shrinking supplies of fossil fuels.
Reporters got a preview Wednesday of the show's offerings of experimental ecological cars galore, including a vehicle that switches back and forth between an electric motor and a hydrogen-powered engine from Mazda Motor Corp. and a fuel cell small car from Suzuki Motor Corp.
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