For those who don't want to ride a bike, but still want a clean, quiet method of getting to local destinations, whether for work or for play, a personal electric vehicle might be a good option. For a quick trip to the store or other errands, having a small vehicle that is easy to park, cheap to operate, and has no (tailpipe) emissions could offset quite a bit of car miles for many homes.

Rachel L. Davis is an avid bicyclist. But as a working mother of two with a third on the way, she doesn't have time for long bike rides.“In my world, getting my exercise has to be part of my daily life,” says Davis, 36, who owns a marketing strategy company based in Washington.She found a solution i