AtlanticWire: A multi-lateral United Nations climate conference, sponsored by China in Tianjin, has yet to achieve a consensus on how the global community should organize to fight climate change and limit energy use. The talks are a prologue to the much larger United Nations climate summit planned for Cancun, Mexico, next month. Here’s what happening at the China conference and what it means for the global fight against climate change. How Much Responsibility for China? Voice of America’s Stephanie …