Population tends to cluster around seaports and fresh water sources b. Socialareas will have a high population density if they are located close to good communications links. Population distribution factors pdf study distrubution and density of population and various factors influencing them. The geographic factors of population distribution history. There are many human and physical factors that affect population distribution and population density across the world. Using the fifth national census data as basic data and using areal interpolation method, this paper analyzes character of urban population distribution of shenyang city, northeast china, in terms of three aspects of statistical character, spatial autocorrelation and spatial structure.
What are the factors responsible for population growth. The world population distribution density and growth. Physical influences on the distribution of population. Factors affecting distribution of population vidyamitra. Concerns over spatial distribution of the population have great importance in the spatial planning at national, regional and district levels. The primary task of a population geographer, therefore, is to explain the irregularities in population distribution in terms of the influences of all these factors as an integral part of a dynamic process clarke, 1972. Apart from physical factors several social, demographic, economic, political and historical factors affect population distribution. As early as in 1997, the scholar shen j and spence n divided the whole country into different parts and tried to calculate their population respectively. The social and economic factors affecting population distribution are. This area contains a large land area and a relatively temperate climate. Population distribution in 1969 the worlds population amounted to be about 3,616 millions, inhabiting more than 6 million square kilo meters of land.
According to him, a little more than 56 per cent of the worlds population lives within 200 metres from the sea level, and over 80 per cent within 500. Population of india and the factors affecting population duration. One of the most important aspects of indias population is its uneven distribution. Factors affecting distribution of population factors affecting distribution of population is an important topic in geography for the upsc civil services exam.
These factors have led to overpopulation, which has more negative effects than positive impacts. The question considered herehow does population growth affect the direction and magnitude of economic change today as world population approaches 6 billionis germane to a key argument invoked to defend international population assistance programs since their inception in the early 1960s. Thus, apart from physical factors, numerous social, demographic, economic. Factors affecting distribution of population is an important topic in geography for the upsc civil services exam. Introduction the question considered herehow does population growth affect the direction and magnitude of economic change today as world population approaches 6. Broadly, 90 per cent of the world population lives in about 10 per cent of its land area. Factors influencing population distribution physical. Where the water supply is poor, low population densities will be found. Against the background of the demographic argument, presented in the preceding section, we must inquire into the social factors, broadly defined, that are involved in population growth and its control. In this study, we will quantitatively explore how natural factors influence the population distribution in china. In rural areas, most people make direct use of the surrounding land to support themselves through agriculture, hunting and mining. Factors affecting distribution and abundance of zooplankton, with an emphasis on antarctic krill, euphausia superba langdon b.
Use the information to create a clear, visually appealing mindmap showing the physical and human factors affecting population density. The six factors affecting human population distribution are. Task on factors affecting population density carefully read the material above. Population distribution is about how people are spread across the earth. Furthermore, this research analyzes the factors affecting the population distribution of the city. What are the factors affecting population distribution. There are many factors contributing to the unbalanced population distribution, including natural condition, social and economic development, and transportation infrastructure. Free essays on factors affecting population distribution. Character of population distribution is one of the focuses studied by urban geography. Population distribution, migration and climate change in australia. Jun 19, 2015 population distribution refers to the way people are spread out on the land. The ibo population is unusually dense for a society sustained on the basis of a hoe culture.
The temperate deciduous forest biome provides a more moderate climate, along with fertile soil, timber, and abundant wildlife. If the soil is thin and unproductive, few people will live in the area. There are certain factors which affect the distribution of population in many way. The geographic factors that most influence where humans settle are water, soil, vegetation, climate, and landscape.
Also given in percent is each countrys population compared to the population of the world. Geographical factor mountains deserts both cold and hot or swampy areas have low population density while lowlying plain areas have high population density. Where the water supply is good, high population densities will be found. However, the geographical distribution of population is greatly unbalanced. Brief notes on population growth, worlds population. Factors that cause population growth include increased food production, improved health care services, immigration and high birth rate. Much of the earths land surface is unfriendly uninhabitable to human habitation i. Physical factors that affect population density include water supply, climate, relief shape of the land, vegetation, soils and availability of natural resources and energy. The world population today is over 7 billion and the number is increasing with each passing year. Factors affecting distribution of vegetation types on abandoned cropland in the hillygullied loess plateau region of china article pdf available in pedosphere 181. Explain the factors responsible for the distribution of.
For instance the population in the developed countries like europe and america is growing at rate of only 0. Population limiting factors learn science at scitable. In the case of cambodia, civil unrest in the past had forced a large number of people to migrate from one province to another. Geographical factors influencing the population numbers.
In an arid land of drought and flood, this matters. In any study of population distribution, it is necessary identify factors which determine the way in which it is distribution within an area of a country, or in a country as well as in continent in which that country lies, or in a region, or in the world considered as a whole. The world population why do people prefer to live in certain. Pdf factors affecting distribution of vegetation types. If the soil is thin and unproductive, few people will live in. May 01, 2018 factors affecting distribution of population vidyamitra. A large population has the potential to be great for economic development. An exploration graeme hugo arc australian professorial fellow, professor of geography, and director of the australian population and migration research centre, the university of adelaide december 2011 revised march 2012. Population distribution, migration and change in an. It is, however, not to suggest that population distribution on the earth surface is determined by physical factors alone, for within the broad framework of physical attractions and constraints, cultural factors strongly influence the way mankind is distributed over the earth hornby and jones, 1980. Factors affecting distribution of drug tissue permeability of drug 1.
Almost half of indias population lives in just five states. Demography what factors influence where people settle. In 1990 it reached 6 billion people this rapid growth in population has been called a population explosion. Population a population is a summation of all the organisms of the same group or species, which live in the same geographical area, and have the capability of interbreeding.
Character and causes of population distribution in shenyang. Staszewski, in his exhaustive analysis of the vertical distribution of population, has shown that both numbers and densities in different parts of the world decline with increasing altitude. On one hand the population of india is highly concentrated in some pockets such as highly urbanized and industrialised areas and areas of high agricultural productivity, while on. Apr 11, 2009 the six factors affecting human population distribution are. The geographic factors of population distribution history essay.
Sociodemographic factors affecting population density. Apr 10, 2019 human settlement and population distribution. The factors affecting distribution of population are described below one by one in a nutshell manner. If an area is sparsely populated, this means that it contains few people relative to its size. Ecologists, biologists and wildlife estate managers aim to understand whether animal numbers are increasing or declining, and the possible causes of observed trends. Population distribution is uneven since some areas are densely settled while others are not. Thus the population distribution depends on resource endowments and geographical characteristics in essence henderson, 1986. We have multiple influencers and motivators for population distribution in australia, including and probably primarily the availability of reliable fresh water for drinking. Population distribution population distribution shows the spatial spread of people within the area available. These factors provide the necessary explanation for particular. Population change the worlds population is growing very rapidly. People tend to settle and cluster in places that have the resources they need to survive and thrive. What are the factors affecting the distribution of population. Key natural impacting factors of chinas human population.
Population distribution is affected by environmental factors, natural resources, proximity to water and the ability to grow or obtain food. The term population distribution refers to the way people are spaced over the earths surface. Population distribution, urbanization and climate change. Factors affecting population growth the population growth is determined mainly by birth rate, death rate, and migration patterns immigration and emigration. Population distribution pdf internal migration, population distribution and development. The distribution of population in continents is most uneven. National oceanic and atmospheric administration noaa. Pdf factors affecting the distribution pattern of wild. Factors influencing population distribution physical environment economic and from ggr 209 at university of toronto. Population 19702000 these graphs show the number of people in the usa at each age level. It is measured as the number of people per square kilometer. What factors affect population density and distribution. The regions having rich wealth of natural resources like coal, water, minerals and forest wealth favour the growth of population.
Habitat preferences and factors affecting population density and breeding. Factors affecting the distribution pattern of wild plants with extremely small populations in hainan island, china article pdf available in plos one 95. Module 9 notes human resource development in india 240 population density, distribuion and growth in india geography identify factors responsible for rapid growth of population. Distribution in the world patterns of population distribution and density help us to understand the demographic characteristics of any area. For example, if we deduct the population of india 2001 102. Or sometime population distribution can be described as being even or uneven, scattered or concentrated in a particular places. Low latitudes latitudes close to the equator receive more of the suns energy and much precipitation, while higher latitudes latitudes closer to the poles receive less of the suns energy and too little precipitation. Since independence in 1961, tanzania has conducted four national population censuses. Factors reposible for uneven distribution of population in the world 1. Population distribution refers to the way people are spread out on the land. Some areas have a high population density while others have a low population density.
Factors affecting distribution of population youtube. Chapter 2 spatial distribution and density of population. The population distribution in cambodia in 1998 and 2008 is also represented in map 2. Areas of high population density tend to be located between 20 and 60n. Haberman marine science insritute, university of california oj sanja barbara variation in the abundance and distribution ci zooplankton is an inherent characteristic. Factors influencing the distribution and density of population in india are as follows. Areas in which populations are small usually lack one of these four qualities. When we study population distribution we examine why some places have populations which are more tightly packed than others. Analyse factors responsible for uneven distribution of population. Eight of the ten most populous cities in the world are on or near earthquake. A poorly developed economy is often unable to support large populations and people end up living in poor housing e. In order to clarify the geographical factors affecting the remarkable ubiquity of schistosomiasis japonica in japan.
The main factors that affect distribution of population are natural resources, climatic conditions, soils, cultural factors, age of human settlement, industrial development and means of transport and communication. Physical factors that affect population distribution include altitude and latitude, relief, climate. Factors responsible for the distribution of population of india can be enlisted as follows. Cincotta and robert engelman population action international october 1997. We divide natural factors affecting population distribution into two groups. What are factors that affect population distribution. Distribution of stellers sea eagles haliaetus pelagicus was studied along the. Pdf factors affecting distribution of vegetation types on. Physical and human factors affecting population distribution. Population distribution in 1969 the world s population amounted to be about 3,616 millions, inhabiting more than 6 million square kilo meters of land.
Sep, 2015 factors which effect the world s population. Factors which effect the worlds population geography as. Factors affecting population distributiondensity free. Geographical factor mountains deserts both cold and hot or swampy areas have low population density while lowlying plain areas have high population density example. The major reason for population changes, whether in an individual country or for the whole world, is the change in birth and death rates. Economic some of the biggest growth regions in the uk, have grown as a result of the excellent economic conditions. Given below is an article on the topic to aid your ias exam preparation.