The topics discussed included the co-ordinated study of the destruction of forests, as well as how to combat forest fires and the extension of European research programs on the forestecosystem.
讨论的主题包括对森林破坏的协同研究，如何扑灭森林火灾，以及关于森林生态系统的欧洲研究项目的扩展。
2
Forestecosystem provides a lot of goods and services for human.
森林生态系统为人类提供了众多的商品和服务。
3
Ulmus pumila open forestecosystem plays an important role in Otindag Sandy Land.