Footprint Reducing Risks by Setting Measurable Targets Dr. Mathis Wackernagel
Metabolism like a cow
Bioproductive segments 18% Biologically Productive Land 11% Deserts, Ice Caps and Barren Land 67% Low- Productivity Ocean 4% Biologically Productive Ocean Bioproductive Segments 22%
Personal planetoid Global average availability of bioproductive Land + Sea = 1.9 global hectares/person
Footprint components Fossil Fuel Built-up Waste Food Fibres absorption
Ecological Demand (Ecological Footprint)Ecological Supply (Biocapacity) Footprint Areas for:Biocapacity Areas: Growing Crops0.53Crop land0.53 Grazing Animals0.12Grazing land0.27 Settlements & infrastructure0.10Built-up area0.10 Producing timber & fuelwood0.33Forest0.86 Absorbing excess CO Harvesting Fish0.14Fishing Grounds0.14 Total Global Demand2.29Total Global Supply1.90 Global Footprint Accounts (in global hectares/person, 1999 data) Demand Exceeds Supply By 20% > Global Footprint
Footprint time series
Target
Median Scenario (UN/IPCC/FAO)
EF Used for Scenario Analysis
Ecological Debt in 4 Scenarios
“Shrink & Share” by Region
Implications for continents?
What Does this Open up? Accounting leads to accountability Targets informed by risks associated with different scenarios 2 simple choices: integrating climate change and biocapacity Performance measure
Cat on Roman foot