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Value : Counting ecosystems as water infrastructure
… forest resources, natural products and medicines and ecotourism. A study was carried out to estimate the value of … 32 From Tobias, D. and R. Mendelsohn, 1991, Valuing ecotourism in a tropical rainforest reserve, Ambio 20(2): … 2000,. The Economics of Protected Areas and the Role of Ecotourism in their Management. The World Commission on …