I wouldn't be surprised if part of the improvement is the result of public disgust with the Congress, which truly hasn't covered itself with glory in the first half of 2007. Compared to this Congress, the President looks statesmanlike in comparison. And, of course, the news from Iraq has been cautiously encouraging. Still, as the article says,
None of these numbers are in and of themselves the types of public approbation exciting enough to cause champagne corks to pop in the White House.