The green secret of city living: walkability. Living in a dense urban area offers one distinct advantage over rural neighbors — namely, the ability to walk nearly anywhere. And where you can't reach by foot, it's likely you can use public transportation, virtually eliminating the need for a car.You can even get the Walk Score for your neighborhood, which takes into account things like proximity to markets, parks, shops and restaurants. Fort Greene, Brooklyn, where this home shown is, scores a 98: "Walker's Paradise." Read more about neighborhood walkability