但是两国的经济结构，以及推动能源需求的因素—于是包括温室气体的排放—却大相径庭。 正是这种差异为正面处理气候变化提供了最佳时机。
But the structure of the two countries’ economies, and what drives their energy needs – and thus greenhouse gas emissions – are very different.  It is this difference that offers the best chance for addressing climate change head-on.