Population explosion is not only a problem in india, but all over the world. Unless india can find such a leader, its future cannot be bright. Outline past changes in population growth and future population projections. Dwindling resources with an increasing number of people, resources are getting depleted slowly as few of them are nonrenewable resources. This unprecedented growth of human population at an alarming rate is referred to as population explosion. During the next decade those who were worried studied, wrote, and warned about human population growth and its. African situation very young population coupled with persistent high levels of fertility childage population will grow by 36% through 2030, before it begins to fall for some countries, e. Poverty breeds large number of children which increases poverty further and vicious circle of poverty. Impact of a growing population on natural resources. As only roughly 1% of the worlds water is fresh and accessible, this creates a major issue some estimates state that human demand for fresh water will stand at approximately 70% of what is available on the planet by 2025. The rural population of india has increased around two and half times from 298. Furthermore, various opinions and statistics of great scientists will be taken in consideration and presented in the following blog post. The purpose of this blog is to analyze the overpopulation issue and discuss possible solutions. Moreover, we will examine the overpopulation struggle from two different perspectives.
If you plot this equation, you see a curve arching upward over time as the population increases exponentially, assuming no change in the rate. Overpopulation creates greater demand on the worlds freshwater supplies. As per statistical data, the worlds population has increased by 2. Read this article to learn about the reason of population explosion and its consequences. This paper draws attention to the longterm consequences of even those institutional adjustments that successfully cope with stresses related to population growth. A species has many populations living in different regions. While population growth, of any species, may be beneficial to a certain extent, there may come a time when the number in the population exceeds the natural resources available to sustain it.
All life on earth obtains its food and other necessities from this environment. Positive and negative effects of population growth essay. Companies would be more keen to invest in a market with a large population. Mozambique, one of the countries featured in the 2011 state of world population, is a place where persistent high fertility goes handinhand with poverty and gender inequality. The formula for exponential population growth is nn 0 e rt where n 0 is the starting population, e is a logarithmic constant 2. The human population explosion and the future of life. The following story, compiled from research for the report, looks at some of causes and consequences of population growth in one of the worlds least developed countries. India is the second most populous country of the world with 1 billion people. The challenge for environmental management david pimentel, x. Up to a point, population growth can be accommodated. The fact alone that people perhaps unfoundedly warned of overpopulation at times when world population was 0.
The cost and prices rise which raise the cost of living of the masses. Thus, the consequence of population growth is to lower the standard of living. Holdren the interlocking crises in popula tion, resources, and environment have been the focus of countless papers, dozens of prestigious symposia, and a. Describe key terms to understand population and demographic studies. Cincotta and robert engelman o c c a s i o n a l p a p e r. India, is the second most populous country in the world, while china is on the top. Students use this lesson plan to focus on population growth and the threat of overpopulation. Rapid population growth in rural areas has confronted rural communities and particularly rural educational systems with a number of problems. Following are the main effects of population explosion. Population explosion refers to the rapid and dramatic rise in world population that has occurred over the last few hundred years. Population growth may become a severe problem for a country, which has a lack of natural resources to cater to the needs of its inhabitants. In the world population debate, the general concerns involve mainly three interconnected consequences of the population explosion.
As more and more people have been migrating into the national capital over many years, delhi has become the most densitypopulated city in india with 11,320 persons per square kilometre. Essay on population growth and its effects in pdf short essay on population explosion in docx. One of the consequences of population growth is that schools cannot handle the influx of children. Causes and consequences lesson plan is suitable for 10th 12th grade. The rapid and dramatic rise in population of an area is termed as population explosion. Advanced knowledge of population explosion and birth. The population of india was around 361 million during the census of 1951. The authors conclude that the longterm costs of these adjustments are. Causes and consequences of population growth in mozambique. The effect of population growth on the environment. The population explosion explores the effects of increasing plant population density on growth, development and reproduction. The human population will increase by 1 billion people in the next.
The different values, attitudes, and orientations toward education of the newcomers act as a catalyst for changes and can cause conflict within the community. What are environmental problems due to population growth. The consequences of such an event are severe and major. What are the causes and effects of population growth.
With the population set to increase further over the next few years and even double in 50. Read this essay to learn about the population explosion. Background paper prepared for the working group on population growth and economic development, committee on population, national research council, washington, d. Environment rapid population growth leads to environmental damage.
This leads to larger class sizes and the hiring of untrained teachers. Population explosion essay meaning, causes, and effects. Population is defined as the total number of individuals of a species present in a particular area at a given time. The decadal growth rates of the population are irregular, as it increased from. Population growth and population policy is population a.
This highly visual handson activity illustrates various environmental, ecological and evolutionary concepts from which students should be able to deduce various implications of increasing population growth. Population explosion introduction linkedin slideshare. Cause and impact of delhis population explosion my india. In general, population growth is driven by a higher birth rate than death rate, though several smaller factors impact that ratio comparison. Population change and its consequences deepak lal in the 1980s i wrote two books the poverty of development economics 1983 2000 and the hindu equilibrium 19882005. The effects of population growth are varied and vast. The sole cause is the limited number of resources with the overgrowing population. In order to achieve a given rate of increase in per capita income, larger investment is needed. The planet has a limited capacity to generate raw materials and each year the natural resources deficit the consumption of resources at a faster rate than the planet.
Positive and negative impact of population growth pros. While china is the most populous country with over 1. Impact of population growth complacency concerning this component of mans predicament is unjustified and counterproductive. The current population of the world as per may2018 is 7. Increased diversity and human capital are among the positive effects of population growth.
There are several direct consequences of overpopulation. The scientific study of human population is called demography. Effects of population explosion in nigeria some of the effects of population explosion on families include poor educational attainment for the children, decline in standard of living, and increase in cost of living, increased family stress especially on the bread winner, malnutrition, health problems, overcrowding, and increase in crime rate. This article throws light upon the twelve main consequences of population growth. According to the research, by the end of 2018, the population of nigeria will increase to 199,805,437 people. Causes of overpopulation in nigeria and its consequences. This will place those living in impoverished areas that already have limited. Causes and effects of population explosion in nigeria. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Sudden, large increases in students crowd school facilities and strain budgets. Our country has to come to terms with the highly competitive world economy. This adversely affects the growth rate of the economy. It is often the negative effects, such as overcrowding, food and supply shortages and environmental damage that.
The causes and consequences of the demographic transition. Uganda,niger, oman, the child age population will grow more than 50% by 2050 35. Finally, the paper outlines the debate about the consequences of the population explosion, involving poverty and food security, the impact on the natural environment, and migration flows. Describe demographic theoretical models of population change and provide key case studies. Things to be learned population growth, variations among nations population explosion family welfare program environment and human health human rights value education women and child welfare role of information technology in environment case studies mr. According to a research, the last two centuries witnessed population explosion with the number increasing from 1 billion in the year 1800 to 7. It has already doubled its population since 1990 and the city is tipped to have 36 million residents by 2030, which can easily spell disaster. This work is licensed under a creative commons attribution. The book takes population as defined by fertility, mortality, sex, age structure, and. Pimentel introduction a h e a l t h y and prudently managed environment is a major benefit to humans and other species.
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