Fig. 4. Global population is shown in each scenario from 1900 to 2100. Population increase is lowest in Global Orchestration, peaking at just over eight billion in about 2060. Population growth is highest in Order from Strength, where population plateaus at over ten billion at the end of this century.

From Millennium Ecosystem Assessment, 2005. Ecosystems and Human Well-being: Synthesis. Island Press, Washington, DC. Copyright 2005 World Resources Institute. Reproduced by permission of World Resources Institute, Washington, D.C.