Along with death and taxes, the U.N.'s America-bashing is one of the few things in life you can count on. The only variables in this global version of the Whack-A-Mole game are the time, place, and manner of the whacks. This week the venue moves to Johannesburg, South Africa, the site of the U.N. World Summit on Sustainable Development. The forum aims to focus on the deteriorating state of the environment in poor countries. News accounts remind us that 100 presidents and prime ministers from around the world will attend-but not George W. Bush!(gasp!) The New York Times' "news...