详细信息
文献类型:期刊文献
中文题名:美国森林的水文效应
英文题名:Forest Service and Water Supply in the United States
作者:卢琦[1] 李清河[1]
机构:[1]中国林业科学研究院林业研究所
年份:2002
卷号:15
期号:3
起止页码:54-60
中文期刊名:世界林业研究
外文期刊名:World Forestry Research
收录:北大核心:【北大核心2000】;CSCD:【CSCD_E2011_2012】;
语种:中文
中文关键词:美国;森林;水文效应;国有林;流域管理;水供给
分类号:S715.7;S718.56
摘要:详尽综述了美国森林在涵养水源、改良水质和保障人民健康方面的作用和贡献 ,集中分析了国有林在水供给方面所扮演的重要角色——包括数量、质量。
This paper introduces mainly the role and contribution of USA's forests in water supply,and also answers the primary reasons of establishing the national forests being for maintaining and restoring watersheds.Healthy forests are vital to clean water,improving the water quality,controlling water quantity and people's health.It is estimated that the marginal value of water from all national forest lands to equal at least $3.7 billion per year.
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