valuation of fr ecosystem services · 2018-11-15 · maya villaluz, phd senior environmental...

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

• Font size: 24 or bigger

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, PhD+632-4652667mvillaluz@Worldbank.orgwww.worldbank.org