So yes, as expected, George Bush's big speech on climate policy yesterday actually yielded very little in the way of good news. Yes, it's great that he finally got around to admitting climate change is real and a problem, and better still that he's at least discussing targets for emissions reductions. But here's the problem: his plan for "halting the growth" of U.S. emissions by 2025 not only doesn't call for mandatory cuts or enforcement mechanisms.