Over the last months, some previously unthinkable changes have been taking place amongst the American people. SUVs have become objects of contempt. Summer travel is turning more and more, into a local adventure. Folks are cutting down on their trips to the mall. Gardens are sprouting all over my neighborhood. Even my car addicted teenage daughter has taken up walking, and is charging her friends for carpooling.
What millions of green blog posts and green media mentions failed to accomplish in months, got taken care of, almost overnight, thanks to one magic number. The $4 a gallon effect is proving what behavioral psychologists have know for a long time. Talk and reasoning have little effect, consequences do.