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Population geographyis the study of the distribution, composition, migration, and growth of human populations in relation to the geographic characteristics of specific area.
Population dynamics is the type of mathematics used to model and study the size and age composition of populations as dynamical systems.Population dynamics is a branch of mathematical biology, and uses mathematical techniques such as differential equations to model behaviour.
Estimates of world population by their nature are an aspect of modernity, possible only since the Age of Discovery.Early estimates for the population of the world [10] date to the 17th century: William Petty, in 1682, estimated the world population at 320 million (current estimates ranging close to twice this number); by the late 18th century, estimates ranged close to one billion (consistent ...
Human overpopulation (or human population overshoot) is the idea that human populations may become too large to be sustained by their environment or resources in the long term.
The first principle of population dynamics is widely regarded as the exponential law of Malthus, as modelled by the Malthusian growth model.The early period was dominated by demographic studies such as the work of Benjamin Gompertz and Pierre François Verhulst in the early 19th century, who refined and adjusted the Malthusian demographic model.
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Komodo National Park featured on the reverse of the 50,000 rupiah banknote. The island of Padar and part of Rinca were established as nature reserves in 1938. [3]Komodo Island was declared a nature reserve in 1965, [4] and in January 1977 as a biosphere reserve under the UNESCO Man and Biosphere Reserve Programme.