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Ecology : Age Structure and Population Growth - Assignment Example

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Birth rate is slightly higher in Mexico comparing to the birth rate statistics in Australia, the birth rates in the two countries links to the level of economic growth in both nations. Countries with a vast population living in poverty tend to record large numbers of births…
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Ecology : Age Structure and Population Growth
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Download file to see previous pages Australia records slightly higher death rates compared to Mexico, but the figures are a good indication. The government has invested well in medical facilities, and the living standards are continually going up. Behavioral change is also a contributor to low death cases in Australia.
It is dependent on both birth rate and death rate. In Mexico, the population growth is dependent on the high rates of births and reduced rates of death. Migration to USA also plays a role in population statistics. Australian population is due to the high growth in economic developments that invites the foreigners who are seeking employment opportunities and overseas students.
In Australia majority of the population, are those aged between 20 to 50 years while Mexico the majorities are those aged between 0 to 20 years. The population of males and females are equal for the two countries. In Australia, there are a good number of people above 80 years while Mexico the number fall from above 65 years; this relates to slightly low life expectancy in Mexico.
Mexico has a systematic pyramid while Australia has an asymmetrical pyramid bulging at the center. The Australian pyramid show majority of the population between the age of 20 and 50 years this can be due to large numbers of immigrants from other countries seeking higher education, business and employment opportunities.
The Australian age structure projected for the next 15 years (2030) show a more asymmetrical structure. Majority of the projected population are people aged between 15 years to 70 years. The asymmetry is due to larger numbers of foreigners seeking for job employments, and higher learning is continually going high. The rise in economic development increases job creation and so invites more aliens who are seeking for work opportunities.
Improvement in living standards and behavioral change in Australia contributes to the reduction in ...Download file to see next pagesRead More
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