tropical alpine tundra

例句：

1. 1. Thetropical alpine tundra is a unique ecosystem that supports a variety of plant and animal species.
   热带高山苔原是一个独特的生态系统，支持着各种植物和动物物种。
2. 2. The region's unique climate and topography have made it an ideal place for studying the ecology of the tropical alpine tundra.
   该地区独特的气候和地形使其成为研究热带高山苔原生态的理想之地。
3. 3. The study of the tropical alpine tundra has important implications for understanding the impact of global warming onbiodiversity.
   研究热带高山苔原对于理解全球变暖对生物多样性的影响具有重要意义。