Eco-environmental Water Demand in Hebei Province, China

摘要

Eco-environmental water demand referrers to the total water consumption that we need to restrain the worsen tendency of eco-environment and improve its quality gradually. Hebei Plain belongs to the serious shortage region, the shortage of water resources has become the main factor impacting and restricting sustainable development of economy, society and environment. On the basis of assuring eco-environmental water demand, we should reasonably make out and 'ensure water demand for society and economy in 21st. This article estimated eco -environmental water demand for recent and future goals in Hebei Plain. Results showed that eco-environmental water demand is 59.61x10~8 m~3, 60.15x10~8 m~3 respectively in 2010 and 2020, it can provide scientific basis for sustainable utilization of water resources and sustainable development of economy and society in Hebei Province.