Climatarian means choosing to eat a diet that has minimal1 impact on the climate, i.e. one that excludes food transported a long way or meat whose production gives rise to CO2 emissions2.

氣候素食（climatarian）指選擇一種對氣候影響最小的飲食習(xí)慣，譬如，不吃那些長途運輸?shù)氖澄�，不吃那些會增加二氧化碳排放的肉食，等等�?br />
For example:

Climate change is not normally on people's minds when they choose what to have for lunch, but a new diet is calling for people to go 'Climatarian' for their health and for the planet.

大家選擇午飯吃那些的時候一般不會考慮氣候變化的問題，不過，有個新的飲食習(xí)慣正在號召大家為了自己健康和地球的將來加入氣候素食。