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Recently, a new-style agricultural industry, pollution-purifying agriculture (PPA) or contamination-purifying agriculture (CPA), is proposed and carried out in China. Combination and development from established on the base of environmental engineering technological principles and methods, PPA focus on the eutrophication removing and aquatic ecosystem remediation by using the advanced constructed...
The water of Wu Jia-dui Wetland park in Kunming come from the park dike outside Da-Guan river inferior V river water and the wastewater of more than 1200 persons in Wu Jiadui village. The water quantity for the 10000 m3/d,During the period of adopting Wetland engineering to manage, circulate a management, developped the biologic food chain of the integrity in the water body, Make the water quality...
After the completion of the Three Gorges dam, a 30 m high water-level-fluctuating zone (WLFZ) will appear along the banks, and will form a seasonal wetland ecosystem. According to the program of storing water in the Three Gorges reservoir, the main ecological and environmental problems probably incurred in WLFZ are discussed, such as formation of contaminated belt along banks, appearance of epidemic...
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