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Ecosystem Services Valuing. Tracy A. Farrell Conservation International Delta Dialogues, October 2010. Where do services come from?. Turner et al 1997. Services are lost and people and species are impacted. What are ecosystem services worth?. Turner and Larsen in press.
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Ecosystem Services Valuing Tracy A. Farrell Conservation International Delta Dialogues, October 2010
Where do services come from? Turner et al 1997
What are ecosystem services worth? Turner and Larsen in press
High values for wetlands and deltaic systems USDA, NRCS
High values for marine and coastal ecosystems Biodiversity: Richness Threats (aggregate) High-value habitats for ecosystem services
What are the costs of losing services? Global change factors impacting coastal wetlands. UMD, USGS
How can we attribute value to ecosystems? • Avoided cost • Replacement cost • Factor income • Travel cost • Hedonic pricing • Marginal product estimation • Contingent valuation • Group valuation
Dollar values of services from MS Delta ecosystem protection or restoration Adapted from Batker 201 and De Groot et al. 2002.
Paying for ecosystem services • Tools – MIMES, ARIES and INVEST to assess and value services. • Scenarios- services impacts and values within development planning. • Compensation- service provision as part of economic growth and environmental protection. • Manage risk- policies and insurance credits for reducing risks related to services loss. • Markets - new markets can develop for ecosystem services once regulated, bundling wherever possible. • Resilience- prepared for future shocks and disturbances.