The Population, Resources and Pollution Model (AQA A-Level Geography): Flashcards
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PRP model acronym
PRP model acronym
Population, Resources and Pollution
Carrying capacity definition
Carrying capacity definition
Max population size environment can sustainably support
Environmental resistance
Environmental resistance
Combined effect of limiting factors slowing population growth
Sigmoid growth curve shape
Sigmoid growth curve shape
S-shaped curve
Positive feedback effect
Positive feedback effect
Enhances changes, moves system away from equilibrium
Negative feedback effect
Negative feedback effect
Counters change, regulates system towards equilibrium
Homeostatic regulation purpose
Homeostatic regulation purpose
Maintains stable equilibrium by adjusting mortality rates
Malthusian theory core idea
Malthusian theory core idea
Population grows geometrically, food arithmetically; causes crisis
Four PRP model components
Four PRP model components
Population growth, resource acquisition, use, and pollution
Three types of pollution in PRP
Three types of pollution in PRP
Land, water, and air pollution