Human Population And Its Effect On The Population Essay

840 Words Oct 13th, 2016 4 Pages
Human population, from his appearance on Earth up to before 10.000 years approx., increased itself with exceptionally low rhythms. The agricultural revolution gave the first big impulse in the increase of human population. The passage of a person to a hunter in that of farmer increased the quantity of produced foods. Thus, the control that had an impact on the insufficiency of food in the size of population was reduced, allowing its increase for first time in the history of humanity
Today, in world level, the human population increases in a annual basis at 1,8% more or less. However the persons that are added in a population will have descendants, a increase of this order of 2% , is not equal with simple addition of 2 individuals in 100. In reality, population increases with a similar way proportional as our deposits increase in a bank. The rhythm of demographic increase corresponds in the interest rate of deposits. As the interest is added in the initial capital, thus the 2 new individuals are added in 100 the initial population and consequently the 102 individuals increase itself with their turn, with rhythm 2%.
The big demographic increase does not lead in economically or other profits, due to the fact that the social and environmental problems which are caused by this, expanding rather reducing. For example, the demographic increase of cities in many countries (developed or not) becomes with rhythm bigger than 3%, because persons go in them to search for better life.…

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