B2changes in the world's weather, in particular the fact that it is believed to be getting warmer as a result of human activity increasing the level of carbon dioxide in the atmosphere气候变化
The President called for urgent action on climate change.总统呼吁采取紧急行动应对气候变化。
climate change talks/summit/meeting气候变化会谈/峰会/会议
a climate change sceptic/denier(= someone who does not believe that climate change is happening or that humans are responsible)对气候变化持怀疑态度的人/气候变化怀疑论者