我们拥有多少森林? 森林作为地球上可再生自然资源及陆地生态系统的主体,在提供木质原材料及一系列其它林产品方面的重要地位,以及在保护生态环境、减免自然灾害和满足游憩需求等方面的重大作用,已日益为人们所认识。特别是1992年在巴西召开的联合国环发大会之后,对于森林在全球环境变化中的作用,包括它在保护生物多样性和维护大气成份 How many forests do we own? Forests, as the mainstay of renewable natural resources and terrestrial ecosystems on Earth, play an important role in providing wood raw materials and a range of other forest products, and in protecting the ecological environment, reducing natural disasters and meeting recreation needs The major role has become increasingly recognized by the people. Especially after the United Nations Conference on Environment in Brazil in 1992, on the role of forests in the global environment, including its role in the conservation of biological diversity and preservation of the atmosphere