Respuesta :
The answer is population growth.
How do emigration and immigration affect the size of a population?
Emigration decreases the population. In any population that can move, then, natality and immigration increase the population. Mortality and emigration decrease the population. Thus, the size of any population is the result of the relationships among these rates.
How is population size determined by births deaths immigration emigration and limiting factors?
Births and immigration cause populations to grow, but resources are usually the limiting factor for how much populations can grow. Under ideal conditions with unlimited space and resources, a population will experience exponential growth, which is a rapid increase in the population size.
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