Valuing Preservation and Improvements of Water Quality in Clear Lake
基于对清水湖游客和居民的调查，报告了湖泊休闲使用情况、对流域管理变化的态度，以及为改善水质愿意支付的金额。
This report presents summary statistics and other results of a survey of Clear Lake visitors and residents. Drawing on survey results, the authors present information on recreational usage of the lake, attitudes of recreators and local residents toward possible watershed management changes, and estimates of visitors' and residents' willingness to pay for water quality improvements at the lake. Support for the survey was provided by the Iowa Department of Natural Resources.