carrying capacity

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

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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 . . - PowerPoint PPT Presentation

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Page 1: CARRYING CAPACITY

CARRYING CAPACITY…the maximum number of people that an area of land (locally) can support.

= ÷ Population carrying capacity

Productive land Productive land per person

Page 2: CARRYING CAPACITY

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

Page 3: CARRYING CAPACITY

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.

Page 4: CARRYING CAPACITY

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)

Page 5: CARRYING CAPACITY

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

Page 6: CARRYING CAPACITY

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

Page 7: CARRYING CAPACITY

INPUTS• Basic needs• Time-scales• Space-

scales

Page 8: CARRYING CAPACITY

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

Page 9: CARRYING CAPACITY

Short-term defaultsINPUTS• Basic needs• Time-scales• Space-

scales

Page 10: CARRYING CAPACITY

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

Page 11: CARRYING CAPACITY

INPUTS• Basic needs• Time-scales• Space-

scales

Page 12: CARRYING CAPACITY

INPUTS• Basic needs• Time-scales• Space-

scales

Page 13: CARRYING CAPACITY

OUTPUTS• Population• Land use

Page 14: CARRYING CAPACITY

OUTPUTS• Population• Land use

Page 15: CARRYING CAPACITY

OUTPUTS• Population• Land use

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Page 17: CARRYING CAPACITY

Under capacity

Over capacity

POPULATION distribution

Page 18: CARRYING CAPACITY

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)

Page 19: CARRYING CAPACITY

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

Page 20: CARRYING CAPACITY

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

Page 21: CARRYING CAPACITY

CARRYING CAPACITY land-use

http://tuvalu7seas.com/

Page 22: CARRYING CAPACITY