We estimate the value of water quality improvements for recreational activities on and near the Brandywine Creek in Delaware. We divide water-based recreational activities into two groups: water-contact and non-water-contact. We then consider the behavioral change of the recreationists in each...

1. The role of biology and ecological engineering in watershed and river restoration -- 2. Codification, case studies, and methods for economic analysis of river systems -- 3. Estimating willingness to pay for additional protection of Ohio surface waters : contingent valuation of water quality...