groundwater ecosystem services and natural capital...groundwater resources impact ecosystems and...
TRANSCRIPT
Becky Chaplin-Kramer
Groundwater Law & Policy Workshop
April 9, 2013
Groundwater ecosystem services
and natural capital
How will… land-use impact groundwater recharge?
water management impact groundwater supply and quality?
groundwater resources impact ecosystems and related services?
Resulting Benefits
Institutions
Ecosystem Processes
Ecosystem Services
Ecosystems
Choices
Natural capital
in
decision-making
Ecosystem
Process Ecosystem
Service Resulting
Benefits
Ecosystem structure
Location + activity of
beneficiaries
Social preference
DECISIONS
Supply
Potential available
Service
Delivered to people
Value
Economic & social impacts
Ecological function
Supply
Potential available
Service
Delivered to people
Value
Economic & social impacts
Ecosystem structure
Location + activity of
beneficiaries
Social preference
Ecological function
DECISIONS
Changes in ecosystem lead to changes in
ecosystem services and their values
Habitat restoration
decision
Streamside habitat area
Water filtration & retention
Avoided sedimentation of irrigation; crop yields
Avoided treatment costs; crop revenue
Terrestrial/freshwater model: Tier 0
Coastal Vulnerability
Coastal Protection
Overlap Analysis
Wave Energy
Habitat Quality/Risk Assessment
Water Yield
Carbon sequestration
Managed Timber
Production
Crop Pollination
Nutrient Retention
Marine model: Tier 0
Marine model: Tier 1
InV
EST
Mo
de
ls &
Lin
kage
s
Aesthetic Quality
Recreation
Crop Production
Flood Risk Mitigation
Sediment Retention
Fisheries (including
recreational)
Aquaculture Marine Water
Quality
Optional model linkage
Required model linkage
Model coming soon!
Non-Timber Forest
Products
Terrestrial/freshwater model: Tier 0
Blue Carbon Groundwater
????
Avoided
dredging in
reservoirs;
water quality
for drinking
water
Water quality
for drinking
water
Water
produced for
consumption;
hydropower
Recreation
Fishery
Aquaculture
Coastal
Protection
Wave Energy
ECOSYSTEM SERVICES
Model Outputs (ecosystem services & values)
InVEST Models (ecosystem service supply)
Input Data (reflect scenarios)
Soil depth
Topography
SOCIO-ECONOMIC
VALUATION,
Aesthetic
Quality
Blue Carbon
Precipitation
2
6
1 8
9
3
7
4
5
Value of avoided cost of
treatment
Value of irrigation,
drinking water, hydropower production
Habitat
Risk
Water
Quality
Population density
Property values
Agriculture operation costs
BIO-PHYSICAL
Demographics
LAND USE
e.g.
Plant available water content
Evapotranspiration
Water Yield
Nutrient Retention
Sediment Retention
Value of avoided
dredging, avoided cost of
treatment
changes in
ecosystem
changes in ecosystem
services and their values
value of water
for consumption
SCENARIOS:
land-use/management
- habitat conversion
- ag. management
- pumping
groundwater
quality
health; avoided
treatment costs
groundwater
recharge
(+/-)
groundwater
discharge
water table
level
GW-dependent
ecosystems
reduced
pumping costs
water-supply services
(e.g., irrigation,
drinking water, etc.)
Modified from Drew Guswa, Smith College
Groundwater-related ecosystem services
recreation;
property values;
wetland-related
services (e.g.,
flood mitigation,
water purification)
clean drinking
water