摘要：The Science and Technology Backyardis dedicated to researching and protecting the green development of the Erhai Lake area.Teacher

The Science and Technology Backyardis dedicated to researching and protecting the green development of the Erhai Lake area.Teachers and students drove tricycles to trace the source of pollution in Erhai Lake,developedgreen and intelligent fertilizersandused homestays to develop tourism.The Backyardhasbrought a regional transformation model for green development.

#STB #Environmentalprotection #Ruralrevitalization

By Wang Yu,Fu Rui,Qiu Tong(intern) and Wang Qian/China Youth Daily

Photo by Zhao Yu and Wang Qian/China Youth Daily

来源：中国青年报