Revision:Factors affecting mortality

TSR Wiki > Study Help > Subjects and Revision > Revision Notes > Geography > Factors affecting mortality

1. Endogenetic processes. These refer to internal/bodily factors, such as disease.
2. Exogenetic processes. These refer to external factors such as the environment.

Other indices to gauge components of poulation change are

1. Life Expectancy. This is the the number of years a child can expect to live under current conditions. It is also the average length of life of a defined population.
2. The Natural Increase. It is calculated by the formula CBR - CDR / Total Population x 100

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