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The valuation of ecosystem services: Are the challenges too many to ensure the maintenance of ecosystem integrity?
… hand, and the use of ecosystems through activities such as food production, aquaculture, transport, hunting, mining, … uses or activities. Regulating services, such as pest control, flood control, soil fertilizer, and water filtration … and pharmaceuticals. Regulating services include air quality maintenance, climate regulation, and water …
The status of natural resources on the high-seas
… It is equally important to understand the processes that control biological diversity – both those that are evident … collected from around the TAG mound may be of use in food processing, detergents and the degradation of toxic … deposits have been shown to be of sufficient size and quality to be potential candidates for commercial …
Evaluating effectiveness : A framework for assessing management effectiveness of protected areas
… area management environment shown in the ‘degree of control’ model . . . . . . . . . . . . . . . . . . . . . . . … involving local communities and should at least record the quality of relationships between protected area managers and … factors: context: severe drought leading to reduced food supply; planning: the park area too small or too …