World Dynamics1971 |
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Page 75
... pollution as the next barrier to appear . A pollution crisis lurks within the system . The regenerative upsurge of pollution can occur if no other pressure limits growth before pollution does so . Here pollution rises to more than 40 ...
... pollution as the next barrier to appear . A pollution crisis lurks within the system . The regenerative upsurge of pollution can occur if no other pressure limits growth before pollution does so . Here pollution rises to more than 40 ...
Page 76
... pollution crisis afflicts those populations that are not using the capital investment . Such is probably not cor- rect . It is most likely that the disruption of social systems and agriculture would occur in such a way that the ...
... pollution crisis afflicts those populations that are not using the capital investment . Such is probably not cor- rect . It is most likely that the disruption of social systems and agriculture would occur in such a way that the ...
Page 96
... pollution crisis reappears . In Figure 4-5 the pollution crisis occurred because natural resources were depleted slowly enough that population and industrialization exceeded the pollution - absorption capability of the earth . Here in ...
... pollution crisis reappears . In Figure 4-5 the pollution crisis occurred because natural resources were depleted slowly enough that population and industrialization exceeded the pollution - absorption capability of the earth . Here in ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
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1970 conditions accumulation agricultural land assumed assumptions behavior birth rate normal birth-control program BRFM BRMM BRN1 capital investment CAPITAL UNITS CAPITAL UNITS/PERSON CAPITAL-INVESTMENT DISCARD capital-investment multiplier capital-investment ratio CAPITAL-INVESTMENT-IN-AGRICULTURE FRACTION cause Chapter CIAF CIGN1 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 resources natural-resource Natural-resource-usage rate negative loop NR=N NREM NREMT NRUN1 POLN1 POLAT POLCM pollution absorption pollution crisis pollution-absorption population and capital population density PRESENT ORIGINAL pressures ratio CIR RATIO DIMENSIONLESS result rise Section sector shortage social systems SQUARE KILOMETERS standard of living system levels TABHL TABLE LOOK TIME.K tion units per person UNITS/PERSON/YEAR UNITS/YEAR usage rate variable world model world population world system