climatic variation

例句：

1. 1. Theregion's climate is changing rapidly dueto global warming.
   由于全球变暖，该地区的气候正在迅速变化。
2. 2. Climatechange has significant impacts on agriculture andfood production.
   气候变化对农业和粮食生产有重大影响。
3. 3. The scientists are studying theclimatic variation in the Arctic region.
   科学家们正在研究北极地区的气候变异。