dr: Death Rate

Variable

Global

Death Rate []

dr =  p * clip ( drn , drn1 , swt3 ,time)* drmm * drpm * drfm * drcm
../_images/dr.png

dr in the updating graph: ( how to read )

In nodes

drcm : death-rate-from-crowding multiplier

drfm : death-rate-from-food multiplier

drmm : death-rate-from-material multiplier

drn : death rate normal (fraction/year)

drn1 : death rate normal no. 1 (fraction/year)

drpm : death-rate-from-pollution multiplier

swt3 : switch time no. 3 for drn (years)

p : population

Out nodes

p : population