Agence France Presse: President George W. Bush’s plans for tackling global warming faced a litmus test in Paris on Thursday among ministers representing the world’s biggest carbon polluters. Ministers were expected to pore over the speech made by Bush in Washington on Wednesday to judge how the planet’s No. 1 emitter intended to address its own contribution to the peril of climate change. But a fiery early response from Africa’s leading economy suggested the United States could be in for a rough …