摘要
虚拟水是指生产商品和服务所需要的水资源数量。虚拟水战略是指贫水国家或地区通过贸易的方式从富水国家或地区购买水密集型农产品(粮食)来获得本地区水和粮食的安全。本文在综述前人对虚拟水研究的基础上,计算了2002年甘肃省及不同地区主要农产品虚拟水含量,并对甘肃省加强虚拟水贸易的战略进行了探讨。
Virtual water is the water used to produce goods and service. Virtual water strategy is the water-short nations or regions achieve water and food security by importing water-intensive farm products from water-rich nations or regions.Based on the overviews of the study on virtual water, this paper estimates the virtual water used to produce main farm products of Gansu province in 2002, and then discussing the virtual water strategy of Gansu province.
出处
《生态经济》
CSSCI
北大核心
2005年第9期30-34,共5页
Ecological Economy
基金
国家自然科学重点基金"环境变化条件下内河流域水资源可持续利用研究"(40235053)
