World dynamicsWright-Allen Press, 1971 - 142 pages |
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Page 5
... space per person are on the verge of combining to generate pressures great enough to reduce birth rate and increase ... space . The clash is thereby accentuated . Consider , as an example , a population that is expanding into a fixed ...
... space per person are on the verge of combining to generate pressures great enough to reduce birth rate and increase ... space . The clash is thereby accentuated . Consider , as an example , a population that is expanding into a fixed ...
Page 48
... space oc- cupied ; and the more occupied space , the less agricultural land is left . Occupancy seems often to use the best land , and so the allotment of land of lower quality for food growing will increase the effect of crowding on ...
... space oc- cupied ; and the more occupied space , the less agricultural land is left . Occupancy seems often to use the best land , and so the allotment of land of lower quality for food growing will increase the effect of crowding on ...
Page 62
... space per person . At the high - crowding extreme , the quality of life is taken as falling to 0.2 of its 1970 value . Crowding here implies all of the detri- mental consequences of a high population density for the world - crime ...
... space per person . At the high - crowding extreme , the quality of life is taken as falling to 0.2 of its 1970 value . Crowding here implies all of the detri- mental consequences of a high population density for the world - crime ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
6 other sections not shown
Common terms and phrases
1970 conditions accumulation agricultural land assumed assumptions behavior billion birth rate normal birth-control program BRFM BRN1 capital investment CAPITAL UNITS CAPITAL UNITS/PERSON CAPITAL-INVESTMENT DISCARD capital-investment ratio CAPITAL-INVESTMENT-IN-AGRICULTURE FRACTION cause Chapter CI=C CIAF CIGN1 CIMT Club of Rome coefficient computer model crowding ratio curve death rate normal decline DRFM dynamic ECIR effect effective-capital-investment ratio equations equilibrium exponential growth food production food ratio food supply FPMT FRACTION/YEAR in-agriculture fraction increase industrialization INTERPOLATION limit LOGICAL FUNCTION material standard mental models MULTIPLIER DIMENSIONLESS natural-resource Natural-resource-usage rate negative loop NR=N NREM NREMT NRUN1 POLN1 POLAT pollution absorption pollution crisis pollution ratio POLR POLLUTION UNITS pollution-absorption population and capital population density pressures QL-Q ratio CIR RATIO DIMENSIONLESS result rise Section sector shortage social systems SQUARE KILOMETERS standard of living system levels TABHL TABLE LOOK tion units per person UNITS/PERSON/YEAR UNITS/YEAR usage rate variable world model world population world system