ecotourism

例句：

1. 1. Ecotourism is becoming increasingly popular as people seek to reduce their carbon footprint.
   随着人们寻求减少碳足迹，生态旅游越来越受欢迎。
2. 2. The local government has implemented several measures to promote ecotourism and protect the environment.
   当地政府已经实施了多项措施来促进生态旅游并保护环境。
3. 3. Ecotourism not only benefits the local economy but also contributes to the preservation of natural resources.
   生态旅游不仅有利于当地经济，还有助于自然资源的保护。