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A stationary population pyramid is an age-sex pyramid, where the birth rate and death rate are very close throughout all ages.
When a population pyramid has a wide base and is narrower at the top, it indicates a high birth rate and high population growth. This kind of pyramid is typical of developing countries where a large proportion of the population is young and the birth rates are high.
Expansive population pyramid: wide base and narrow top, indicating high birth and death rates. Constrictive population pyramid: narrow base and wider top, showing low birth and death rates. Stationary population pyramid: nearly equal widths at all age groups, suggesting stable birth and death rates.
A bell-shaped population pyramid typically indicates a stable population with balanced birth and death rates across ages. This shape is characteristic of a developed country with low birth and death rates, resulting in a more even distribution of population across age groups.
The shape of a country's population pyramid is primarily determined by its birth and death rates, as well as its level of development and healthcare services. A pyramid with a wide base typically indicates high birth rates and a young population, while a more uniform shape suggests a more balanced distribution of age groups. Economic factors, such as employment opportunities and social policies, also influence the shape of a population pyramid.
by birth control
A population pyramid is a graphical representation of a population's age and gender structure. It typically consists of two bar charts, one representing males and the other representing females, with age groups displayed on the horizontal axis and population size on the vertical axis. The shape of the population pyramid can provide insights into the population's dynamics, such as birth rates, life expectancy, and demographic trends.
If the birth rate is higher than the death rate, the population increases. If the death rate is higher than the birth rate, the population decreases.
the country will be shrinking at a slow rate birth rates will drop slightly
When people are born, population rises. When more people are born, population rises more quickly.
The birth rate affects the size of population because of what its like. And the death rate is more than you can imagine.
Unusual because populations normally decrease with age