David Batker Earth Economics
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Valuing Ecosystem Services David Batker Earth Economics History/Importance Identify Ecosystem Services Valuation Mapping and Modeling Funding Mechanisms The Big Picture Economy Environment Economy Environment The Big Picture Economy Environment Economy Environment Economies Change Economics Changes Caernarvon 1927 Flood risk reduction has never been more important Loss of Natural Capital Figure 1. Track of Hurricane Katrina, August 23-29, 2005, showing spatial extent and storm intensity along its path (source: NOAA) $200 Billion Identify Ecosystem Services Food Carbon Sequestration Recreation Medicinal Resources Ecosystem Services Constituents of Well-Being Provisioning Security Basic material for Freedom of Supporting Regulating good life choice and Health action Cultural Good social relations Source: Millennium Ecosystem Assessment Provisioning Functions Water Supply Food Medicinal Resources Fiber and Fuel Regulation Functions Flood Protection Gas & Climate Stability Water Quality Soil Erosion Control Biological Control Soil Formation Water Regulation Supporting Functions Pollination Biodiversity and Habitat Nutrient Cycling Net Primary Production Cultural Functions Aesthetic Recreation Spiritual & historic Science & education Valuation of Ecosystem Services Rivers and Lakes Wetlands Riparian Forest Flood Protection x x x Gas and Climate Regulation x x Habitat Refugium x x x Pollination x Soil Erosion Control x x Water Flow Regulation x x x Nutrient Cycling x Water Supply x x x Water Quality x x x Biological Control x Aesthetic & Recreational x x x Soil Formation x x Food Provisioning x x x x x SERVES database of ecosystem service valuation studies Avoided Cost Replacement Cost Factor Income Travel Cost Hedonic Pricing Marginal Product Estimation Contingent Valuation Group Valuation Appropriate Method for Ecosystem Service Valuation Transferability Across Sites Ecosystem Serv. Value Quality Method Transferability Flood haz. red. High AC, RC, H, P Medium Waste treatment High RC, AC, CV Medium to high Genetic resources Low M, AC Low Spiritual resources None None None Rivers and Lakes Wetlands Riparian Forest Gas and Climate Regulation $29.43 $43.56 Flood Protection $117.87 $7.56 Habitat Refugium $17.13 $58.89 $269.85 Pollination x x Soil Erosion Control Water Flow Regulation x x x Nutrient Cycling x Water Supply $58.89 $199.11 $2,105 Water Quality x x Biological Control Aesthetic & Recreational $1.69 x $1,043 Soil Formation Food Provisioning x x Rivers and Lakes Wetlands Riparian Forest Gas and Climate Regulation $29.43 $43.56 Flood Protection $117.87 $7.56 Habitat Refugium $17.13 $58.89 $269.85 Pollination Soil Erosion Control Water Flow Regulation x x x Nutrient Cycling x Water Supply $58.89 $199.11 $2,105 Water Quality x x Biological Control Aesthetic & Recreational $1.69 x $1,043 Soil Formation Food Provisioning x x Biodiversity x x Total Low Value of Rivers and Lakes Rivers and Lakes Wetlands Riparian Forest Gas and Climate Regulation $29.43 $43.56 Flood Protection $117.87 $7.56 Rivers & Lakes Habitat Refugium $17.13 $58.89 $269.85 Pollination Soil Erosion Control Water Flow Regulation x x x $77.71 per acre Nutrient Cycling x Water Supply $58.89 $199.11 $2,105 Water Quality x x each year Biological Control Aesthetic & Recreational $1.69 x $1,043 Soil Formation Food Provisioning x x Biodiversity x x Rivers & Lakes Open Water Perennial Ice/Snow Deciduous Forest Evergreen Forest $77.71 per acre Mixed Forest Scrub/Shrub Grassland/Herbaceous each year Pasture/Hay Cultivated Crops Woody Wetlands Herbaceous Wetlands Rivers and Lakes Eelgrass Total Low Value of each Acres ] [ landcover type * Land Use Low Values High Values Fresh Water Marsh 2,834 11,077 Intermediate Marsh 1,832 4,430 Brackish Marsh 1,510 3,669 Saline Marsh 1,098 2,760 Wet Shrub-scrub 394 1,531 Forested Swamp 3,335 13,258 Open Fresh Water 428 2,960 Open Estuarine Water 68 6,823 Shrub-Scrub 9 135 Upland Forest 76 699 Agriculture and Pasture 38 43 Total 11,953 47,385 Annual Service Value of the Mississippi River Delta High $47 Billion Low $12 Billion Each Year Mississippi Delta Asset Value High $1,300 Billion Low $330 Billion BP Asset Value: $70 - $120 Billion Scenario Analysis Net Benefits $62 Billion Low $12 Billion With an Aggressive Restoration Mapping and Modeling Ecosystem Services Mississippi River Drainage Basin Basin Facts Drains 41% of continental U.S. Includes 31 states & 2 Canadian provinces Total area drained 1.2 million square miles Mississippi River Watershed 1 DOT = 20,000 acres drained land RED ZONE Coastal Zone Provisioning Assets Beneficiaries Impairments Critical Areas Providing Flood Protection Benefits Flood Protection Value Uncertainty Funding Mechanisms for Flood Hazard Reduction Combining Services Watershed Investment District Benefit/Cost Analysis Rate of Return on Investment Environmental Impact Assessment Economic Returns on Conservation Thank You [email protected] Loss of Natural Capital Provisioning Functions Water Supply Food Medicinal Resources Fiber and Fuel Regulation Functions Flood Protection Gas & Climate Stability Water Quality Soil Erosion Control Biological Control Soil Formation Water Regulation Supporting Functions Pollination Biodiversity and Habitat Nutrient Cycling Net Primary Production Cultural Functions Aesthetic Recreation Spiritual & historic Science & education Rivers and Lakes Wetlands Riparian Forest Flood Protection x x x Gas and Climate Regulation x x Habitat Refugium x x x Pollination x Soil Erosion Control x x Water Flow Regulation x x x Nutrient Cycling x Water Supply x x x Water Quality x x x Biological Control x Aesthetic & Recreational x x x Soil Formation x x Food Provisioning x x x x x Rivers and Lakes Wetlands Riparian Forest Gas and Climate Regulation $29.43 $43.56 Flood Protection $117.87 $7.56 Habitat Refugium $17.13 $58.89 $269.85 Pollination x x Soil Erosion Control Water Flow Regulation x x x Nutrient Cycling x Water Supply $58.89 $199.11 $2,105 Water Quality x x Biological Control Aesthetic & Recreational $1.69 x $1,043 Soil Formation Food Provisioning x x Rivers and Lakes Wetlands Riparian Forest Gas and Climate Regulation $29.43 $43.56 Flood Protection $117.87 $7.56 Habitat Refugium $17.13 $58.89 $269.85 Pollination Soil Erosion Control Water Flow Regulation x x x Nutrient Cycling x Water Supply $58.89 $199.11 $2,105 Water Quality x x Biological Control Aesthetic & Recreational $1.69 x $1,043 Soil Formation Food Provisioning x x Biodiversity x x Total Low Value of Rivers and Lakes Rivers and Lakes Wetlands Riparian Forest Gas and Climate Regulation $29.43 $43.56 Flood Protection $117.87 $7.56 Rivers & Lakes Habitat Refugium $17.13 $58.89 $269.85 Pollination Soil Erosion Control Water Flow Regulation x x x $77.71 per acre Nutrient Cycling x Water Supply $58.89 $199.11 $2,105 Water Quality x x each year Biological Control Aesthetic & Recreational $1.69 x $1,043 Soil Formation Food Provisioning x x Biodiversity x x Rivers & Lakes Open Water Perennial Ice/Snow Deciduous Forest Evergreen Forest $77.71 per acre Mixed Forest Scrub/Shrub Grassland/Herbaceous each year Pasture/Hay Cultivated Crops Woody Wetlands Herbaceous Wetlands Rivers and Lakes Eelgrass Total Low Value of each Acres [ landcover type * ] Land Use Low Values High Values Fresh Water Marsh 2,834 11,077 Intermediate Marsh 1,832 4,430 Brackish Marsh 1,510 3,669 Saline Marsh 1,098 2,760 Wet Shrub-scrub 394 1,531 Forested Swamp 3,335 13,258 Open Fresh Water 428 2,960 Open Estuarine Water 68 6,823 Shrub-Scrub 9 135 Upland Forest 76 699 Agriculture and Pasture 38 43 Total 11,953 47,385 Mississippi River Drainage Basin Basin Facts Drains 41% of continental U.S. Includes 31 states & 2 Canadian provinces Total area drained 1.2 million square miles Mississippi River Watershed 1 DOT = 20,000 acres drained land Thank You [email protected] .