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date: 08 March 2021

Carrying Capacity For Humans 

Source:
A Dictionary of Epidemiology
Author(s):

Miquel Porta

In a community of subsistence farmers, the carrying capacity denotes the maximum number of people that a hectare of land can support sustainably in an average year at a practicable level of technology and at a specified standard of living—commonly mere survival. For example, if a hectare of land grows 1 ton of maize and 250 kg will feed one person for a year, the carrying capacity of that land is four people to the hectare. There is uncertainty about the earth’s carrying capacity: some experts argue that there is abundant unused capacity, while others believe that the earth is already exceeding its carrying capacity.... ...

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