One of the most important aspects of indias population is its uneven distribution. What are the factors responsible for population growth. What are the factors affecting the distribution of. Population distribution in 1969 the worlds population amounted to be about 3,616 millions, inhabiting more than 6 million square kilo meters of land. Physical factors play a vital role in the density and distribution of population. Some useful considerations about how a populations health is. Physical and human factors affecting global population distribution. Population distribution factors pdf population distribution factors pdf download. Factors affecting distribution of population factors affecting distribution of population is an important topic in geography for the upsc civil services exam. Economic some of the biggest growth regions in the uk, have grown as a result of the excellent economic conditions. In other words, it is the number of births for every people in the country. May 15, 2014 the term extremely small population refers to a population with a narrow geographical distribution that has been disturbed and constrained by external factors over a long time, and contains less individuals than the minimal number requirements inhibiting from extinction. To overcome this weakness, we employed the geographically weighted regression gwr model to.
Oct 24, 2014 download pdf mervyn piesse research analyst indian ocean research programme key points sociopolitical, economic and ecological factors are the main forces driving migration. Haberman marine science insritute, university of california oj sanja barbara variation in the abundance and distribution ci zooplankton is an inherent characteristic. Apr 25, 2017 the study of population distribution and its influencing factors is one of the key fields within population geography. These factors can be classified into four main groups, namely physical, historical, economical and political.
The factors affecting distribution of population are described below one by one in a nutshell manner. The social and economic factors affecting population distribution are. Geographical factors influencing the population numbers and distribution of oncomelania nosophora and the subsequent effect on the control of. The purpose of this paper, therefore, is to discuss the population distribution and population density as observed in the 2002 population and housing census. Distance between population and road was divided into five levels. Societal factors relating to population structure and dynamics, income and affluence, technology, socioeconomic organization, culture, institutions, and political. Societal factors influencing landuse and landcover change 5. Apart from physical factors several social, demographic, economic, political and historical factors affect population distribution. For national 5 geography revise the ways in which population growth and distribution is affected by physical and human factors. Areas in which populations are small usually lack one of these four qualities. Factors influencing population distribution and density in.
Healthcareaccess to health caremedical technologyability to fight or prevent disease. Factors influencing the distribution and density of population in india are as follows. Healthcareaccess to health caremedical technologyability to fight or prevent disease availability of birth controlavailability of family planning educationuse of birth control political andor economic stabilitygovernment stabilitywar food availabilityquality. Areas with few resources tend to be sparsely populated e. Economic disparity between developing and developed economies encourages the movement. Social and economic indicators of development influence population growth including birth rates and death rates whilst physical and human factors affect population distribution in a country. Analyse factors responsible for uneven distribution of population. This area contains a large land area and a relatively temperate climate. Abiotic factors influencing the abundance and distribution. Physical factors include shape and height of the land, resources, and climate. Factors that cause population growth include increased food production, improved health care services, immigration and high birth rate. The factors influencing chinas population distribution and.
Physical conditions, such as climate temperature and rainfall, landforms in terms of altitudes, the quality of the soil and the availability of energy and mine resources are the important geographical determinants of population distribution. Patterns of population distribution in the world patterns of population distribution and density help us to understand the demographic characteristics of any area. Just as the birth of new people increases the population size, deaths decrease it. When we study population distribution we examine why some places have populations which are more tightly packed than others.
What are the factors which affect the distribution of. The main factors determining population distribution are. Broadly, 90 per cent of the world population lives in about 10 per cent of its land area. Migration influences population distribution within a country, for people migrate to large industrial centres in search of employment opportunities, thus bringing about population redistribution.
Factors influencing the accessibility of education for. What factors affect population density and distribution. Key natural impacting factors of chinas human population. The main factors influencing the distribution of population are. Factors that affects population distribution your article library. Population distribution factors pdf study distrubution and density of population and various factors influencing them. Ib dp geography factors affecting population distribution. Abiotic factors influencing the abundance and distribution of.
Population distribution density change internet geography. Population distribution factors pdf pdf book manual free. The study of population distribution and its influencing factors is one of the key fields within population geography. Use the information to create a clear, visually appealing mindmap showing the physical and human factors affecting population density. Factors influencing landuse and landcover change at the level of the individual land unit 5. What are the factors which affect the distribution of population. What are the factors affecting population distribution. Factors affecting population distributiondensity free. Road quality, surrounding population density, and land use type were each divided into four levels according to their 14 scales.
Ib dp geography factors affecting population distribution global scale part 1 physical factors identify the image from the first column, give it a suitable factor title and then explain how it influences population distribution. Factors that influence human population growth include. Physical and human factors affecting population distribution. 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. Around 70% of the earths surface is covered in water, leaving only 30% as land.
There are a range of human and natural factors that affect population density. Rising communal violence worldwide, often as a result of ethnic or religious intolerance, has led to increased levels of migration. Factors influencing global population distribution. Some useful considerations about how a populations health is produced and represented by the diagram are. Given below is an article on the topic to aid your ias exam preparation geographical factors.
Though there is a lot of improvement in technology but the patterns of population distribution all over the world continues to reflect the influence of varied physical factors. Physical factors that affect population distribution include altitude and latitude. 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. The physical factors include, chiefly, climate, landforms, topography, soil, energy and mineral resources, accessibility in terms of distance from the coast, natural. Mar 01, 2012 the influencing factors of population distribution chen, 2002. Given below is an article on the topic to aid your ias exam preparation. Fy 20022003 annual report chapter 3 factors influencing health in general, the determinants that appear higher up in figure 31 contribute to or influence the occurrence of factors lower down on the diagram. Factors influencing population distribution and density in southern africa. The term population distribution refers to the way people are spaced over the earths surface. Physical factors that affect population density include water supply, climate, relief shape of the land, vegetation, soils and availability of natural resources and. Factors influencing global population distribution bbc bitesize. Factors affecting distribution of population is an important topic in geography for the upsc civil services exam.
Population distribution is affected by environmental factors, natural resources, proximity to water and the ability to grow or obtain food. First of all, we extracted the percentage of the land surface that contains 90% of the population. Density of population of country depends on two major factors and four minor factors. Factors influencing the accessibility of education for children with disabilities in india. Mar 30, 2018 density of population of country depends on two major factors and four minor factors. The distribution of population in continents is most uneven. This measure emphasizes provinces of highly focal population distribution in dark and those where the population is more dispersed in white. Thus, apart from physical factors, numerous social, demographic, economic. Factors influencing landuse and landcover change at the level of the individual. There are many factors contributing to the unbalanced population distribution, including natural condition, social and economic development, and transportation infrastructure. Most previous studies have used traditional global regression models to explore the factors influencing population distribution, but they neglect spatial heterogeneity. It is the average number of the children born in a country compared to the rest of the population. The geographic limits of a particular taxons distribution is its range, often represented as shaded areas on a map.
Pdf population distribution and influencing factors. Geographical factors influencing the population numbers. The factors that affect the mortality rate include the availability and affordability of quality health care and lifestyle habits for example, whether they smoke or do. What are the factors affecting the distribution of population. The factors influencing chinas population distribution. Factors reposible for uneven distribution of population in the world 1. Factors affecting population distributiondensity dubai is a thriving settlement in the midst of the desert. Lowland plains, flat river valleys and deltas and volcanic areas with fertile soil tend to have high population densities.
In 1990 it reached 6 billion people this rapid growth in population has been called a population explosion. Population distribution is about how people are spread across the earth. In rural areas, most people make direct use of the surrounding land to support themselves through agriculture, hunting and mining. Factors affecting the distribution pattern of wild plants. Migration, on the other hand, is the most important demographic variable influencing population distribution. Ecology is the study of distribution and abundance of living organisms resulting from. The major reason for population changes, whether in an individual country or for the whole world, is the change in birth and death rates. The finished mind map should take at least a full page of your book and use colour and images as well as text. Factors influencing migration and population movements part. Increase in population is directly related to birth rate of the country. Jun 19, 2015 factors influencing population distribution the distribution of population in the surface of the earth is not uniform due to many factors. The geographic factors of population distribution history essay.
A poorly developed economy is often unable to support large populations and people end up living in poor housing e. Areas with extreme climates of hot and cold tend to. Areas with temperate climates tend to be densely populated as there is enough rain and heat to grow crops e. However, the geographical distribution of population is greatly unbalanced. 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. 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. A key factor affecting the growth of the population is the death, or mortality, rate. Percentage of land surface concentrating 90% of population. Patterns of distribution change depending on the scale at which they are viewed, from the arrangement of individuals within a small family unit, to patterns within a population, or the. Population change the worlds population is growing very rapidly. Population distribution factors pdf pdf book manual.
Socialareas will have a high population density if they are located close to good communications links. In the course of discussion, an attempt has been made to show the implications of the observed population distribution and density features. Abiotic factors influencing the abundance and distribution of marsh marigolds along carp creek larissa hotra, ellen kolasky and jenna voss undergraduate students, universityof ichian biological station, pellston, mi 49769, usa 63 abstract. Biophysical factors influencing landuse and landcover change 5. Environmental science population human population growth. The geographic factors of population distribution history. Most previous studies have used traditional global regression models to.
Identify the image from the first column, give it a suitable factor title and then explain how it influences population distribution. The world population today is over 7 billion and the number is increasing with each passing year. Factors influencing the distribution of population gkready. Factors influencing global population distribution bbc. It is measured as the number of people per square kilometer. Factors influencing landuse and landcover change at aggregate spatial organizational levels 5. Feb 21, 2012 a variety of measures were calculated based on the population distribution dataset in order to characterize the settlement patterns, the population distribution and accessibility in africa.
See list below factors that influence human population growth include. 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. Population affects the course of national economic development. Brief notes on population growth, worlds population. Chapter 2 spatial distribution and density of population. The world population why do people prefer to live in certain. There are many factors that contribute to population density and distribution. Population, distribution, growth and change social and economic indicators of development influence population growth including birth rates and death rates whilst physical and human factors affect.
Measures for characterizing settlement patterns, population distribution and accessibility in africa at administrative level 1. Factors affecting population growth economics guide. Y an and guo, 1997, the changes of population distribution zhang, 2001. Physical factors include landform, climate, soil, etc. Species distribution is the manner in which a biological taxon is spatially arranged. Factors affecting distribution and abundance of zooplankton, with an emphasis on antarctic krill, euphausia superba langdon b. The distribution of the earths population across the globe is uneven.
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