Since the carrying capacity is a property of the environment and the population together, if the latter passes this critical value, the former will react accordingly. A scenario where a population exceeds the carrying capacity can bring:
Resource scarcity;
More damaging spread of infectious disease;
Degradation of the environment;
Reduced space and territory; and
Unbalance in the population of other species.
If left untouched, nature is usually good at finding a balance and preventing that scenario.
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