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The valuation of ecosystem services: Are the challenges too many to ensure the maintenance of ecosystem integrity?
… such as pest control, flood control, soil fertilizer, and water filtration are considerably more difficult to monetize … and pharmaceuticals. Regulating services include air quality maintenance, climate regulation, and water … (1776) book I, Chapter IV. 4 More specifically, the standard economic assumption is that consumers will continue …
Evaluating effectiveness : A framework for assessing management effectiveness of protected areas
… Unfortunately, the commitment to setting aside land and water has yet to be always matched with similar commitments … and assessment criteria accord with an international standard. 2. Purposes and applications of management … involving local communities and should at least record the quality of relationships between protected area managers and …