Agence France-Presse: Efforts to tackle global climate change will fail unless poorer countries are helped to adapt to the environmental and technological challenges, EU Commission President Jose Manuel Barroso was set to say in Doha on Saturday. “Climate change is going to be crucial for developing countries,” Barroso was to tell the UN conference on Financing for Development, according to prepared remarks. He was referring to a conference next month in Poznan, Germany and a summit in Copenhagen …