Papers on Environmental Information Science
Vol.21 (The 21th Conference on Environmental Information Science)
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Artificial Brook Usage with Purified Sewerage using Cost-benefit Analysis
Nariaki WadaKohji Michioku
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Pages 43-48

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Abstract

Evaluations were obtained from local residents, concerning their level of satisfaction with an artificial brook that runs through their urban residential area. This artificial brook uses purified sewerage effluent that has undergone advanced treatment. A cost-benefit analysis was conducted to compare construction costs with user benefits. The contingent valuation method (CVM) was employed to evaluate the environmental value of such an artificial brook, the results of which were compared with those obtained from the travel cost method (TCM). The cost-benefit ratio yielded by the CVM proved to be superior to that yielded by the TCM. These results demonstrated that the artificial brook was cost effective. The local populace had a highly positive attitude toward this artificial brook, and the fact that the facilities contributed value to their daily lives was particularly highly appreciated.

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© {2007} Center for Environmental Information Science
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