hpgha: Ha Per Gha
Constant
World3 03 indicators sector
Ha Per Gha [hectare/Ghectare]
hpgha = 1e9

hpgha in the updating graph: ( how to read )
In nodes
Out nodes
ablgha : “Absorption Land (GHA)”
algha : “Arable Land in Gigahectares (GHA)”
ulgha : “Urban Land (GHA)”