Clark, William2023-03-281989Clark, W.C. 1989. "Visions of the 21st Century : conventional wisdom and other surprises in the global interactions of population, technology, and environment." Science, Technology and Public Policy Program Working Paper, Report 89-09. Harvard Kennedy School of Government, Cambridge, MA.https://nrs.harvard.edu/URN-3:HUL.INSTREPOS:37374703Science, Technology and Public Policy Program Working Paper, Report89-09. , (Harvard Kennedy School of Government, Cambridge, MA).en-USVisions of the 21st Century: Conventional wisdom and other surprises in the global interactions of population, technology, and environmentResearch Paper or Report2023-03-28Clark, W.C. 1989. "Visions of the 21st Century : conventional wisdom and other surprises in the global interactions of population, technology, and environment." Science, Technology and Public Policy Program Working Paper, Report89-09. , (Harvard Kennedy School of Government, Cambridge, MA).