Last week, Time magazine featured on its cover the iconic photograph of U.S. Marines raising the flag on Iwo Jima. But with one difference: The flag has been replaced by a tree. The managing editor of Time, Rick Stengel, was very pleased with the lads in graphics for cooking up this cute image and was all over the TV sofas, talking up this ingenious visual shorthand for what he regards as the greatest challenge facing mankind: "How To Win The War On Global Warming." Where to begin? For the past 10 years, we all have, in fact, been not warming...