We don't want to underestimate Americans' ability to buy things they don't use, but bike sales were up 9 percent this quarter. There was an even bigger jump -- 29 percent -- in sales of road bikes, implying that people are using their new vehicles to commute. Gas-powered scooter sales went up even more -- those are still gas-powered, duh, but a hell of a lot more environmentally friendly than a car. Is this because of $4-a-gallon gas? It's too early to tell, but it seems reasonable. Then again, it could be because of increased bike-friendliness. The federal government has …
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Jess Zimmerman is the editor of Grist List.