Levi subgroup

例句：

1. 1. The Levi subgroup has been studying the effects of climate change on agriculture for decades.
   利维亚小组已经研究了气候变化对农业的影响几十年了。
2. 2.The Levi subgroup is responsible for monitoring and reporting on environmental issues.
   利维亚小组负责监测和报告环境问题。
3. 3.The Levi subgroup is working on developing a new policy to address the issue of plastic waste in the ocean.
   利维亚小组正在努力制定一项新政策来解决海洋塑料垃圾问题。