CARRYING CAPACITY …the maximum number of people that an area of land (locally) can support. = ÷ Population carrying capacity Productive land Productive.

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Presentation transcript:

CARRYING CAPACITY …the maximum number of people that an area of land (locally) can support. = ÷ Population carrying capacity Productive land Productive land per person

CARRYING CAPACITY …the maximum number of people that an area of land (locally) can support. = ÷ Population carrying capacity Productive land Productive land per person Consumption habits (local) Production yields ( local ) Short -distance quantity

CARRYING CAPACITY …the maximum number of people that an area of land (locally) can support. = ÷ Population carrying capacity Productive land Productive land per person ECOLOGICAL FOOTPRINT Productive land per person = ÷ Population Productive land Consumption habits (local) Production yields ( local ) Short -distance Consumption habits (local) Production yields ( global ) Long -distance quantity quantity …the amount of land (globally) each person requires.

Ecological footprint interface (appropriated carrying capacity) - Input: local consumption choices global production - Output: land usage (global hectares)

Ecological footprint interface (appropriated carrying capacity) - Input: local consumption choices global production - Output: land usage (global hectares) Carrying capacity interface - Input: local consumption choices local production - Output: population & land usage

Ecological footprint interface (appropriated carrying capacity) - Input: local consumption choices global production - Output: land usage (global hectares) Carrying capacity interface - Input: local consumption choices local production - Output: population & land usage

INPUTS Basic needs Time-scales Space-scales

FOOD: amount, meat-eggs, red meat, activity level, avoidable waste, recycling CLIMATE VARIABILITY, AGRICULTURE: organic farming, irrigation TEXTILES: amount, natural fibre, wool FUEL: liquid fuel, biofuel TIMBER, INFRASTRUCTURE, NATURE RESERVE INPUTS Basic needs Time-scales Space-scales

Short-term defaults INPUTS Basic needs Time-scales Space-scales

LESS: - meat - wastage - liquid fuel - infrastructure MORE: - physical activity - recycling - organics - timeframe - natural textiles - biofuel - timber - nature reserve Long-term defaults INPUTS Basic needs Time-scales Space-scales

INPUTS Basic needs Time-scales Space-scales

INPUTS Basic needs Time-scales Space-scales

OUTPUTS Population Land use

OUTPUTS Population Land use

OUTPUTS Population Land use

16

Under capacity Over capacity POPULATION distribution

LAND productivity Food production - land Annual production per person for standard Australian diet Food consumption - diet Annual consumption per person for standard Australian diet Land for food production (hectares per person per year)Aust.SEQ Standard Australian diet Vegetarian diet Vegan diet LOCALISED hectares = 250m x 100m = 3.7 rugby league fields (just for food per person)

27 Food production - land Annual production per person for standard Australian diet Food consumption - diet Annual consumption per person for standard Australian diet Land for food production (hectares per person per year)Aust.SEQ Standard Australian diet Vegetarian diet Vegan diet LAND productivity

27 Food production - land Annual production per person for standard Australian diet Food consumption - diet Annual consumption per person for standard Australian diet Land for food production (hectares per person per year)Aust.SEQ Standard Australian diet Vegetarian diet Vegan diet LAND productivity

CARRYING CAPACITY land-use