Agence France-Presse: Al-Qaeda chief Osama bin Laden blamed industrial nations for global warming and urged a boycott of the U.S. dollar to end “slavery” in an audio tape aired by Al-Jazeera television on Friday. “All industrial nations, mainly the big ones, are responsible for the crisis of global warming,” bin Laden said in the message attributed to him by the pan-Arab news channel based in Doha. In an unusual message possibly timed to coincide with the World Economic Forum meeting in Davos, he …