Possible growth scenarios according to the revised
world model of the "Limits to Growth" (World3/91):

PLAUSIBLE VISIONS

for the development of the world system

FOR THE 21. CENTURY.

Figures of varied "World3" runs

Population 1900 to 2100

Original runs from 1974                  Modified runs from 1994

Food 1900 to 2100

Original runs from 1974                  Modified runs from 1994

Industrial output 1900 to 2100

Original runs from 1974                  Modified runs from 1994

Pollution 1900 to 2100

Original runs from 1974                  Modified runs from 1994

Resources 1900 to 2100

Original runs from 1974                  Modified runs from 1994

Causal loop diagrams

Model overview

Model modification

Text excerpts

• Introduction, overview and interest of research
  
• Contents of the [German] full version
  
• Note concerning the Internet publication
• Bibliography of the full version

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© Detlef G. Siebert 1996