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Representational success: A new paradigm for achieving species protection by reserve site selection
Authors:Email author" target="_blank">Scott?A?MalcolmaEmail author  Charles?ReVelle
Institution:(1) Operations Research Program, Department of Food and Resource Economics, University of Delaware, Newark, DE 19717, USA;(2) Department of Geography and Environmental Engineering, Johns Hopkins University, Baltimore, MD 21218, USA
Abstract:Models for designing habitat reserve networks have focused on minimizing the number of sites necessary to cover each species one or more times. A solution to this problem is usually one from among a large number of alternative optimal configurations of sites. This paper develops an iterative method for building reserve networks that produces an optimal solution to the species set covering problem (SSCP) and also maximizes the number of species covered two or more times, three or more times, and so on, conditional on the solution to the previous iteration. We refer to this as representational success. Thus, a pareto optimal species set covering is achieved that is preferable to an arbitrary optimal solution to the SSCP.
Keywords:reserve selection  integer programming  species preservation  coverage models
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