Greening the Great American Road Trip

If you ever plan to motor west
Travel my way, the highway that’s the best.
Get your kicks on Route 66!
- Bobby Troup
There’s scarcely a more classically American form of travel than the road trip.
The great American road trip is immortalized in art – from Jack Kerouac to Thelma and Louise – but the myth is firmly planted in reality. Americans love their cars and the freedom of the open road and with such a vast, beautiful country to explore, who can blame them?
More Americans own a passport than ever before but …
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