FRFABRIKAM RESIDENCES
Valuation of Ecosystem ServicesE s s e n t i a l t o t h e E S I A p ro c e s s
ENGR. MAYA VILLALUZ, PHD
Senior Environmental Engineer
World Bank
1.Identification and recognition – qualitative listing of services to support decision making
2.Quantification of ecosystem services – quantified in units of measurement linked to the ecosystem service , eg. Quantity of renewable water in an aquifer, amt. of agri. produce/ ha.
3.Societal valuation – values can be defined in societal or ecological terms, eg.no. of HHs depending on a service, no. of threatened species in an area
Classification of ecosystem services representation or valuation
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4. Economic valuation
1. Market-based valuation – use price of traded goods in the market
2. Preferred reference methods – hedonic pricing & travel cost –travel to a protected area
3. Stated reference methods – contingent valuation & choice valuation – preference for a mountain view
4. Value transfer – values obtained in studies in comparable areas –importance of ecosystem service – drinking water or flood protection
Classification of ecosystem services representation or valuation
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• No. of slides: 15 Maximum
• Lines per slide: 6-8 lines
• No. of words / slide: maximum of 30 words
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G u i d e f o r e a c h p r e s e n t a t i o n
Case 1 Egypt, 2006
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Case 2 Uzbekistan, 1996
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Case 3 South Africa, 2006
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Case 4 UK 2007
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Case 5 UK 2007
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Case 6 Netherlands, 2006
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Case 7 Netherlands Antilles, 2005
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Case 8 Netherlands Antilles, 2005
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Case 9 Costa Rica, 1997
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Case 10 Spain, 2006
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1.Decision-making – valuation can assist government achieve economic, environmental, social goals
2.Damage assessment – used to assess the compensation of damages caused to the ecosystem by human activities
3.Advocacy – economic valuation used to advocate the economic importance of SD
4.Sustainable financing – used to set the taxes or services for the use of set goods or services
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4 reasons why to value ecosystems
SUMMARY/CONCLUDING REMARKS
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THANK YOUEngr. Maya Villaluz, [email protected]
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