It focuses particularly in the areas of water management, water and air pollution, clean energy, waste management, soil degradation and deforestation and climate change.

 
  • 它特别注重水管理,水和空气污染,清洁能源,垃圾管理,土地退化,采伐森林和气候变化这些专题。
今日热词
目录 附录 查词历史