Water pollution example:the Suzhou Creek in the 1990s
Water pollution example: the Suzhou Creek in the 1990s 16
Great efforts have been devoted to clean up this water, e.g.,"Garden of Fresh-Water Dreaming” 器纸可转梦流司
Great efforts have been devoted to clean up this water, e.g., “Garden of Fresh-Water Dreaming” 17
Issues in water pollution: Fresh water production mechanism has been degraded; Basin-scale water pollution; Polluting industries:light industry,chemical engineering,textile and dye,metallurgy and medicine .. 8
Issues in water pollution: • Fresh water production mechanism has been degraded; • Basin-scale water pollution; • Polluting industries: light industry, chemical engineering, textile and dye, metallurgy and medicine … 18
Fresh water production transport Fresh water Not enough Fresh water source produced Water quality Fresh water cannot be Transport assured Ecological River lake structure cannot systems sustain
Fresh water source Fresh water Transport River / lake systems Not enough Fresh water produced Water quality cannot be assured Ecological structure cannot sustain Fresh water production / transport 19
Another example: 2007May29- Taihu Lake“blue algae”,due to eutriphication Drinking water crisis in Wuxi Similar eutriphication is also happening to Caohu Lake,Dianchi Lake,etc. 省更 用水9 1 20
Another example: 2007 May 29~ Taihu Lake “blue algae”, due to eutriphication Drinking water crisis in Wuxi Similar eutriphication is also happening to Caohu Lake, Dianchi Lake, etc. 20