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
= ÷
PopulationProductive 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.
http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/
Ecological footprint interface(appropriated carrying capacity)- Input: local consumption choices global production- Output: land usage (global hectares)
http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/
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
http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/
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, recyclingCLIMATE VARIABILITY, AGRICULTURE: organic farming, irrigationTEXTILES: amount, natural fibre, woolFUEL: liquid fuel, biofuelTIMBER, INFRASTRUCTURE, NATURE RESERVE
INPUTS• Basic needs• Time-scales• Space-
scales
Short-term defaultsINPUTS• 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
Horticulture 330m2, 0.5%
Animal 91,329m2,
98%
Broadacre 1,339m2,
1.5%
Food production - land
Annual production per person for standard Australian diet
Broadacre 195kg, 37%
Animal183kg, 36%
Horticulture 138kg, 27%
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 9.3 2.5
Vegetarian diet 1.7 0.6
Vegan diet 0.3 0.2
2.5 LOCALISED hectares= 250m x 100m
= 3.7 rugby league fields(just for food per person)
27
Horticulture 330m2, 0.5%
Animal 91,329m2,
98%
Broadacre 1,339m2,
1.5%
Food production - land
Annual production per person for standard Australian diet
Broadacre 195kg, 37%
Animal183kg, 36%
Horticulture 138kg, 27%
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 9.3 2.5
Vegetarian diet 1.7 0.6
Vegan diet 0.3 0.2
LAND productivity
27
Horticulture 330m2, 0.5%
Animal 91,329m2,
98%
Broadacre 1,339m2,
1.5%
Food production - land
Annual production per person for standard Australian diet
Broadacre 195kg, 37%
Animal183kg, 36%
Horticulture 138kg, 27%
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 9.3 2.5
Vegetarian diet 1.7 0.6
Vegan diet 0.3 0.2
LAND productivity
CARRYING CAPACITY land-use
http://tuvalu7seas.com/
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