Over the last 20 years, the size of oil discoveries has fallen off dramatically. We are finding more fields than in the '60s and '70s, but they're much smaller. We're producing three barrels of oil for every one barrel of oil that we find.
Atlantans drive more per day and keep their vehicles longer than drivers in many other major U.S. cities, particularly those in the north where vehicles don't last as long because of salt on the roads.