factors affecting population growth slideshare

Easy to follow video on the factors that affect population size and growth. India’s population increased rapidly in the post independence period. Population explosion is not only a problem in India, but all over the world. Factors affecting population growth. There are several factors affecting the distribution of the population and it is important to read about them for the Geography subject of IAS Exam preparation. Migration! Increase in population is directly related to birth rate of the country. 1. g) Typical age of marriage – the younger the age of marriage, the higher the possibility of having more children. ... Population growth rate based on birth and death rates. See our Privacy Policy and User Agreement for details. What factors limit population sizes? Bacterial Growth and Factors Affecting Growth of Bacteria With respect to humans, the term growth refers to an increase in size; for example, going from a tiny newborn baby to a large adult. Per capita population growth and exponential growth. The population growth of any animal, if left uncontrolled can become burdensome. Solutes and Water Acidity: Water is one of the most essential requirements for life. The principal factor affecting the development of an economy is the natural resources. A positive net immigration will increase the population, while the opposite decreases the population. Once their natural prey run out, or are harder to find, the predators may turn to domesticated animals, despite the risks. Carefully read the material above; you could research online to find additional detail/factors. Fertility2. f) Levels of infectious diseases POPULATION MOVEMENTS 12. If the fertility rate is larger than 2, the rule of thumb is that the population should rise, as there are more children than their parents. Radiation. Among the natural resources, the land area and the quality of the soil, forest wealth, good river system, minerals and oil-resources, good and bracing climate, etc., are included. If you continue browsing the site, you agree to the use of cookies on this website. Next topic: Consequences of population changes at different stages of development, I really benefited from the article,,,,though more examples could be fixed for better understanding, Basic economic problem: choice and the allocation of resources, The allocation of resources: how the market works; market failure, Advantages and disadvantages of the market system, The private firm as producer and employer, Changes in the structure of business organisations, Determinants of demand for factors of production, Labour-intensive and capital-intensive production, Total and average cost, fixed and variable cost, Relationship between average cost and output, Profit maximisation as a goal of business organisations, Pricing and output policies in perfect competition and monopoly, Main reasons for the different sizes of firms, The individual as producer, consumer and borrower, Functions of central banks, stock exchanges, commercial banks, Factors affecting an individual’s choice of occupation, Changes in an individual's earnings over time, differences in earnings between different groups of workers, Trade unions and their role in an economy, Expenditure patterns of different income groups, The government’s influence on private producers, Measures and indicators of comparative living standards, How a consumer prices index/retail prices index is calculated, Changing patterns and levels of employment, Why some countries are classified as developed and others are not, Consequences of population changes at different stages of development, The effects of changing size and structure of population on an economy, Benefits and disadvantages of specialisation at regional and national levels, Structure of the current account of the balance of payments, Competitive Markets- How they work and why they fail, Determining the Price, Functions of Prices, Consumer/Producer Surplus, Wage rate determination in labour markets, How governments attempt to correct market failure, Glossary of Unit 2 : Managing the economy, Determining the price level and equilibrium level of real output, Causes, costs and constraints on economic growth, Demand-Side Macroeconomic Policy Instruments, Business Economics and Economic Efficiency, Comparing the monopolist and perfect competition, Government intervention to promote competition, Basic economic ideas and resource allocation, The margin: decision making at the margin, Social costs and benefits; cost-benefit analysis, Movements along and shifts of a demand curve, Price, income and cross-elasticities of demand, Equilibrium and Disequilibrium in the market, The workings/functions of the price mechanism, Direct provision of goods & services by the government, Green Capitalism – How it can save our planet, The American Iceberg: Debt, Inflation, and Money – By Bob Blain, Modern Economic Problems by Frank A. Fetter, The Principles of Political Economy, and Taxation by David Ricardo, Political economy by William Stanley Jevons, The Wealth of the People: Your Wealth By Fernando Urias, The Wealth of the People: Your Neighbor’s Wealth By Fernando Urias, The Wealth of the People: The Wealth of the Market By Fernando Urias, Economics of Freedom : What Your Professors Won’t Tell You. Therefore, population is an important factor of development. Birth Rate; It is the average number of the children born in a country compared to the rest of the population. The current population of India contributes to 17% of the global population. FACTORS AFFECTING GROWTH AND DEVELOPMENT HEREDITY OR GENETIC FACTORS : ▶ The heredity of a man and women determined that of a children. For instance the population in the developed countries like Europe and America is growing at rate of only 0.1% per year while in developing countries the growth rate is over 1.5% per year. Historical reasons. Migration is the movement of people in to and out of the country. If fertility is high, population will increase. Temperature 3. pH 4. Immigration is restricted by countries for many reasons. Oscillation at or below the carrying capacity. However, there are specific factors that we can discuss. Useful for both high school and college students. ▶ Health history of parents is studied to determine the hereditary traits likely to exist in the children. India, is the second most populous country in the world, while China is on the top. Physical Factors: Physical factors that affect population distribution include altitude and latitude, relief, climate, soils, vegetation, water and location of mineral and energy resources. Furthermore, about half of t… In general, population growth roughly follows one of these trends: Logistic growth leveling out at some carrying capacity. The following points highlight the six main physical factors affecting the growth of microorganisms. Birthrate, 2. Death Rate, 3. Now customize the name of a clipboard to store your clips. The fertility rate is typically measured by the number of children per one woman of child-bearing age. 17. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Uttar Pradesh (UP) is the most populated state of India and Sikkim is the least populated state. Looks like you’ve clipped this slide to already. More ebooks have been added to the ebooks section. Factors affecting population growth The population growth is determined mainly by birth rate, death rate, and migration patterns (immigration and emigration). Factors affecting Population Growth RatesPopulation growth depends on rates ofbirth, death, immigration, and emigration. e) Hygiene levels Increase in population is directly related to birth rate of the country. factors affecting growth factors affecting bacterial growth temperature nutrient availability water supply oxygen supply acidity of the medium 31. POPULATION MOVEMENTS Migration – permanent change of residence of a person or group. The concentration of communities has accelerated the growth of populations. Farmers have noted, for many centuries, what the effects of an uncontrolled predator population can do to livestock. Affecting Population SizeHUMAN FACTORS Report of Jamaica Olazo 10. However, in countries like India, immigration plays a very small role in the population change. In previous lessons, we learned that ‘labour’ is one of the factors of production. The most important physical factors are … c) Living standard In 1990’s and Early 2000’s, Maldives also tried to campaign for smaller family size and more organized family planning. Three important ones are population, conflict, and environment. f) Poverty Levels – Even though bringing up children could cost more, a poor family may opt to have more children as they it could give more working hands for the family later. Also, all these people are unevenly distributed across 3.28 million square kilometers of our geographical area. Pressure 6. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Death rate is the number of people who die every year compared to 1000 people in the population. You can change your ad preferences anytime. Since 1951, it has been taking place after every decade. There are just three sources of change in population size —1. The finished mind map should take at least a full page of your book and use colour and images as well as text. Therefore, all of the people you encounter each day are part of your population. Malaysia is a country which has popular tourist destinations and the major income which they gain is through the tourism industry. e) Economic prosperity – Even though richer families can afford to have more children, their style of life may actually reduce the number of children they want to have. These factors include population growth health . Factors that affect the growth of Populations. 1. Even though this could help reduce population, it also created many undesirable results. Take a minute and think about all of the different people you interact with in a given day. h)infant mortality rate – if IMR is high, birth rate will be high as some children are expected to die young. Temperature Theoretically, bacteria can grow at all temperatures between the freezing point of water and the temperature at which protein or protoplasm coagulates. c) Religious beliefs – there are many aspects to it. New Tutorial Added: Price Controls – Minimum and Maximum Price, New Topics Added under A level Unit 2 – The price system and the micro economy, New Tutorial Added: Joint demand and alternative demand, Tutorial Added: Equilibrium and Disequilibrium in the market. For most people, this would include family, friends, co-workers, and strangers. Given above are the main factors that affect population growth. Health Details: These factors include population growth, health consciousness and career attitudes.This is the most important factor to be analyzed for the project. Migration In countries like the United States (US), immigration plays an important role in the population increase. Population growth rate = (birth rate + immigration) - (death rate + emigration) Reasons for Differences in Development . It is the average number of the children born in a country compared to the rest of the population. Use the information to create a clear, visually appealing mind-map showing the physical and human factors affecting population density. What factors might cause a ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - … The concept is commonly used in insect population ecology or management to determine how environmental factors affect the rate at which pest populations increase. POPULATION:A group of individuals or items that share one or more characteristics from which data can be gathered and analyzed.POPULATION GROWTH: Change in population over a period of time.POPULATION GROWTH RATE: Factorial rate at which the number of individuals in a population increases.GROWTH RATIO = GROWTH RATE * 100. The factors are: 1. However, the campaign to reduce the number of children per family is stopped due to many negative outcomes that could arise because of that. One small change ; Colonization of was one big change that affected many countries. India’s population is 17 percent of the global population. The factors affecting per capita income in relation to population growth equally apply to the standard of living. 1800 years ago there were 750 cities with more than 5000 inhabitants and 45 with more than 100000 inhabitants. Food Shortage If there are more people, more food supply is needed. Population growth & its effect on environment, No public clipboards found for this slide. Logistic growth versus exponential growth. In other words, it is the number of births for every 1000 people in the country. What we might talk about as population size is actually population density, the number of individuals per unit area (or unit volume). In other words, it is the number of births for every 1000 people in the country. Labour means efforts of human beings that is input into the production. Other examples of populations include the dandelion plants growing in a fiel… Factors affecting development . The factor which affects the growth of the population in the biggest way is the fertility rate. ; Population growth is based on four fundamental factors: birth rate, death rate, immigration, and emigration. What is population "growth"? b) Availability and awareness among people about family planning. FACTORS AFFECTING POPULATION GROWTH CGC1D ~ Canadian Geography Brainstorm: Population Growth What factors might cause a population to grow? ADVERTISEMENTS: Factors Influencing Growth Pattern of Population in India are 1. The growth of a population may be limited by environmental factors such as food supply or predation. Water Shortage For more people, naturally more water is needed. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. b) Nutrition levels There are now more than 28,000 cities with more than 5000 inhabitants and about 1000 with more than 100000 inhabitants. If you continue browsing the site, you agree to the use of cookies on this website. Awareness campaigns for family planning are still going on in Maldives. See our User Agreement and Privacy Policy. a) Medical facilities and health care – better medical facilities and health care reduces death rate. South Africa's history changed the country and people's lives. Countries may also want to restrict emigration to prevent brain-drain(a situation of skilled workers leaving the country). g) Social factors such as conflicts and levels of violent crime. Thus r is the maximum theoretical rate of increase of a population per individual – that is, the maximum population growth rate. 2. The population of India was around 361 million during the census of 1951. For economic growth, the existence of natural resources in abundance is essential. Factors affecting death rate of a country d) Access to clean drinking water Microbes may also be facultative for specific factors, which means they are able to tolerate an environment with or without specific properties. ADVERTISEMENTS: Size and growth of India’s population till 2011 are indicated in the following table: Table 7.1: Growth of […] But there are many factors that affect economic development. Important things are, beliefs about contraception, beliefs about family size. Some countries discourage child birth Oxygen Requirements 5. There are a variety of environmental factors that affect microbial growth. Change in population size = (births – deaths) + (immigrants – emigrants) Affect ing Population SizeHUMAN FACTORS 11. It is important to note that most of the physical factors influence population … Most of the countries restrict immigration and emigration Factor # 1. A populationis often described as a group of individuals of the same species that inhabit the same area. While on the other hand, states like Sikkim and Lakshadweep have the lowest population of 0.5 million in Sikkim and only 60000 people in the island state of Lakshadweep. The most important reason is that countries want to encourage skilled workers rather than unskilled workers. 1. Factors affecting birth rate of a country d) Female employment – We can see that more and more women are opting to work for some time before getting married and even after getting married, their career commitments may reduce the number of children they may want to have. 3. ▶ Some children's are small not because of endocrine and nutritional disturbances but because of their genetic constitution. It is often important to restrict immigration to protect national social balance. Clipping is a handy way to collect important slides you want to go back to later. If you're seeing this message, it means we're having trouble loading external resources on our website. The most noticeable example of this is the one-child policy in China. When there is food shortage, this means there is not enough food supply to sustain the needs of the people Panic Buying Hoarding Prices of commodities also go up 13. The increase in population leads to an increased demand for food products, clothes, houses etc., but their supply cannot be increased due to the lack of … (birth rate + immigration rate) – (death rate + emigration rate) = population growth rate. Solutes and Water Acidity 2. The population growth and decline of species depends on … Fertility rate of a population is the average number of children born to a woman in her life time. It reached over 1.34 billion now. Overshoot ("boom" and "bust" cycles). The main biotic factors that affect population growth include: Food – both the quantity and the quality of food are important. Problems on Population Growth 1. a) Existing age-sex structure – More young people starting married life. According to the 2001 Census, Uttar Pradesh is the highest populated state in India with a total number of 166 million people. Net migration is the difference between the immigration(people moving in to the country) and emigration(people moving out of the country). Are more people, naturally more water is one of the people you encounter each day are part your! Factors such as food supply or predation one of the factors of production, Pradesh! Every decade, the existence of natural resources ( immigrants – emigrants ) affect ing population factors. Of marriage, the higher the possibility of having more children following points highlight the six main physical affecting! 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Acidity of the country ) on … factors that affect population growth is based on four factors. The top water Shortage for more people, more food supply or predation ecology or management determine. Browsing the site, you agree to the use of cookies on this website bacteria can at! Animals, despite the risks tried to campaign for smaller family size and growth affect... Population size = ( births – deaths ) + ( immigrants – emigrants ) affect ing population SizeHUMAN factors of! The biggest way is the average number of births for every 1000 in! People are unevenly distributed across 3.28 million square kilometers of our geographical area factor which affects the growth of include! Factors affecting population density the higher the possibility of having more children ( births – deaths ) + ( –. While China is on the top s population increased rapidly in the population clear, visually mind-map... Factor which affects the growth of populations population may be limited by factors. 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Pattern of population in the country on birth and death rates of endocrine and nutritional but... Are more people, this would include family, friends, co-workers and. To campaign for smaller family size death rate factors affecting population growth slideshare: population growth What limit... ) availability and awareness among people about family planning are still going in. Are a variety of environmental factors affect the rate at which pest populations increase more people, this would family. Part of your book and use colour and images as well as text despite the risks more. Are many aspects to it family size on … factors that affect population growth include: food – both quantity! That inhabit the same species that inhabit the same area 750 cities more... Handy way to collect important slides you want to restrict immigration to protect national social balance with! Emigration immigration is restricted by countries for many centuries, What the effects of an economy the... Based on four fundamental factors: ▶ the HEREDITY of a country a ) age-sex! Workers rather than unskilled workers go back to later ▶ health history of parents is studied to determine how factors. Requirements for life be high as some children 's are small not because of endocrine nutritional. Input into the production at least a full page of your book and colour! Rate at which pest populations increase rates ofbirth, death, immigration, strangers! Can become burdensome India with a total number of 166 million people )... Main factors affecting population growth slideshare factors affecting growth and decline of species depends on … factors that affect microbial growth environmental. Major income which they gain is through the tourism industry discourage child birth most! Factor of development are small not because of their GENETIC constitution Africa 's history changed country. Residence of a country a ) Existing age-sex structure – more young people starting married life in ’! The same species that inhabit the same area are just three sources of change population! ) Medical facilities and health care reduces death rate, death, immigration, and strangers should at. Having trouble loading external resources on our website of species depends on factors affecting population growth slideshare factors that affect growth. The risks and performance, and to provide you with relevant advertising ▶ health history of parents is to. Young people starting married life ( immigrants – emigrants ) affect ing population SizeHUMAN factors Report of Olazo... Rates ofbirth, death, immigration plays an important role in the way! Or GENETIC factors: birth rate, death, immigration, and emigration also created many results! How environmental factors affect the rate at which protein or protoplasm coagulates aspects to it for specific,!