With the gas prices nearing $4 a gallon in many parts of the US, one of the alternatives people are starting to talk about is solar-powered cars.

Google says the term “solar powered car” is one of the hottest search trends on the internet, as Americans seek alternatives to high fuel costs.

According to a recent Lehman Brothers report, the solar-powered-car revolution may not be coming anytime soon. The Wall Street bank in predicting crude oil prices at $83 a barrel in 2009 and as low as $70 in 2010.