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Concept explainers
To summarize:
Two examples of events that could produce the given effects.
Introduction:
The study of human
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Answer to Problem 4MI
Effect: decline in world population growth
Events that could produce this effect: pandemic, world war
Effect: increase in world population growth
Events that could produce this effect: new medicines that cure many diseases, improved farming techniques that produce more food per unit area of land.
Explanation of Solution
For thousands of years environmental conditions kept the population of humans at a relatively constant number, below the
Humans have learned to alter the environment in ways that changed the carrying capacity. Agriculture and domestication of animals have increased the human food supply. Technological advancements and improved medicines have increased the chances of human survival by reducing the number of deaths from
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