阐明了保护森林、保持生态平衡的重要性。
The wetland is in the amphibious staggered zone of transition, maintains the region ecological equilibrium and the environment stable huge function.湿地处于水陆交错的过渡地带,具有维护区域生态平衡和环境稳定的巨大功能。
The serious consequences that inducing by subsidence disaster in engineering, ecological equilibrium, human society and other respects are described.叙述塌陷灾害给城市建设、工程建筑,生态平衡及社会环境等方面造成的严重后果。