First, higher levels of CO2 are making the world’s oceans acidic. If we continue with business as usual, we will end up destroying a vast amount of marine life, severely damaging the food chains on which we rely.
世界需要转向低碳能源，有三条刻不容缓的原因。首先，二氧化碳水平的升高正在让海洋变酸。照目前的发展速度，我们会毁掉大量海洋生物，严重破坏我们赖以生存的食物链。