With governments at a United Nations meeting here on global warming bitterly divided, Germany’s environment minister said Thursday that European Union countries would boycott a separate meeting next month proposed by the Bush administration if a deal was not reached here this week. The United States and the European Union remain at odds on many major points, including whether an agreement signed here should include numerical targets to reduce greenhouse gas emissions, a move that the United States and a few other countries, including Russia, oppose. Full Story