摘要
大兴安岭现存湿地824490hm2像一座庞大的蓄水库,支撑和维系着大兴安岭寒温带森林生态系统;近几十年来由于湿地开垦、气候变化,用水被截,水质污染等原因,致使该区湿地大幅度减少,亟待实施有效保护。
The wetland in Great Xing＇an Mountains area is an important part of the wetland of Heilongjiang Province. There are 824490 hm^2 in all The wetlands are noteworthy for its rich biodiversity and the functions for the ecosystem.But the weltands continue to decline in area and deteriorate in quality with the increasing of wetland exploitation,climate changing and water resources pollution.This paper focus on the main threads of the weltands,and bring forward the effective measures forb wetland protection.
出处
《国土与自然资源研究》
2005年第3期60-61,共2页
Territory & Natural Resources Study
关键词
大兴安岭地区
湿地
保护
Great Xing＇an Mountains area
wetland
protection
