The path to an international agreement strong enough to keep global warming under two degrees will be fraught with obstacles. But, if citizens ratchet up the pressure on their leaders, and policymakers demonstrate vision and leadership, the route can be navigated.
形成足以把全球变暖幅度控制在2摄氏度以内的强大国际协定之路充满了险阻。但是，如果人民向其领导人施加更大压力，决策者也拿出远见和领导力，则仍能杀出一条坦途。2015年倒计时已经开始。