nrur: Natural-resource-usage Rate

Variable

Global

Natural-resource-usage Rate []

nrur =  p * clip ( nrun , nrun1 , swt2 ,time)* nrmm
../_images/nrur.png

nrur in the updating graph: ( how to read )

In nodes

nrmm : natural-resource-from-material multiplier

nrun : natural-resource usage normal (natural resource units/person/year)

nrun1 : natural-resource usage normal no. 1 (natural resource units/person/year)

p : population

swt2 : switch time no. 2 for nrun (years)

Out nodes

nr : natural resource