U.S. driving drop exceeds the 1970s' total decline

June 2008 saw another sharp drop in vehicle miles travelled (aka VMT) according to the Federal Highway Administration’s monthly report on “Traffic Volume Trends.”

Americans drove 4.7 percent less, or 12.2 billion miles fewer, in June 2008 than June 2007 — beating the record-setting drop of March (see here).

Since last November, Americans have driven 53.2 billion miles less than they did over the same period a year earlier — topping the 1970s’ total decline of 49.3 billion miles….

The moving 12-month trend-line is startling and again makes clear $4 a gallon is the first (but not the last) genuine tipping point for U.S. drivers: