Research on ecological security assessment of Dianchi Lake

摘要: Through thorough analysis of the ecological security lakes and reservoirs, which is foundation people' s living regional sustainable development, related mechanism between water system social activities elaborated. Then on basis pressure human activities, quality service functions, situations trends Dianchi Lake at time scale from 1999 to 2007 are analyzed. The results indicate that contamination gross control effectively relieves some extent. But isn't obviously improved, grade not optimistic according increasing index 2005.