Population and the environment the impact of population growth on economic development is a complex issue. Green indicates grass, blue indicates rabbits, and. Malthus famous hypothesis was that population numbers tend to grow. Population, natural resources, and environment 115 unplanned urbanization primarily as a result of ruraltourban migration, asia is the fastest urbanizing region in the world. Population growth, rate of natural increase, and antinatal policies. The changes in human environment increases the incidence of many diseases. This is a rate that for a human population can be sustained only by immigration. Various diseases hiv aids, tb, malaria, water borne diseases. India launched the national family welfare programme in 1951 with the objective of. In research on population and energy use, the household has been found to be a more useful unit of analysis than the individual, and population environment researchers have made major strides in understanding how household size, composition, and income are related via energy use to environmental impacts. Human population notes outline environmental science. Dive into primary and secondary succession, and figure out how ecological succession can affect an ecosystems total biomass, species richness, and net productivity.
The reduction in life expectancy caused by hivaids was estimated to be 7 years for 2005. Chapter7 chapter 7 reading guide the human population. Human population dynamics the human population of our planet now exceeds 6. The state of health of people depends on clean environment. Assess the scope of human population growth and potential limits to its growth.
Resettlement and rehabilitation of project affected persons. Population 50 million 100 million 200 million 400 million 800 million 1600 million 3200 million 6100 million 8900 million. The rapid increase of human population is putting an incredible strain on our environment. Humans have sought to understand the relationship between population dynamics and the environment since the earliest times 1, 2, but it was thomas malthus essay on the principle of population in 1798 that is credited with launching the study of population and resources as a scientific topic of inquiry. It is frequently applied to living organisms, most of the time to humans.
Which of the food sources provides the most efficient transfer of energy from the sun to us. Chapter objectives assess the scope of human population growth and potential limits to its growth evaluate how human population, affluence, and technology affect the environment explain and apply the. You will find a glossary, a timeline, contextsetting activities, a bibliography, curriculum links. The editorinchief is dr elizabeth fussell, associate professor of population studies and environment and society at brown university.
Chapter 7 reading guide the human population the environmental implications of chinas growing population 1. Feb 06, 2016 human population and the environment env vidyamitra. Human overpopulation occurs when the number of humans in a specific geographical location exceeds the carrying capacity of the place occupied by that group. Human population growth and the environment an overview human population growth and the environment human population an explosive growth human needs limited resources our natural environment under attack roles of technology and engineering an uncertain future humans are recent arrivals earth 5 billion years multicell biota 600 million years. Doubling time 4,200 years 600 years 1,400 years 500 years 200 years 65 years 51 years to double 215 years to double. California education and the environment initiative i unit 7. Identify the world region on the map with the highest rates of natural increase. The world population is currently growing by approximately 74 million people per year, with most growth occurring in developing countries 2. The environmental implications of population dynamics. A change in the body or behavior of a species in response to a new environmental condition.
This unit covers the demographic transition, urban sprawl and the problem with cities and possible solutions to the issues that large cities bring. I responding to environmental change i student workbook adaptation. Unit outlines from college board, pdf this is a large document and will take a few seconds to load. I responding to environmental change i student edition adaptive characteristics the coyotes behavioral adaptability and intelligence help it survive in human environments, but these same traits put the coyote at risk of becoming too comfortable around people.
Civil war began, the population increased more than 30% per year. Human health and environment the huge population pressurizes and degrades the environment physically, chemically and biologically. As might be imagined population growth has positive and negative effects on development. The population, affluence, and destructive technology of a population impact the environment according to the ipat equation. Human population trends are centrally important to environmental science. What environmental resistance factors were faced by humans during the huntergatherer period. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Ap human geography freeresponse questions frq fiveable. Assume that a human can choose from any of the three organisms above as a source of nutrition. Therefore, human interference with the nature was minimal. Human population and the environment linkedin slideshare.
Chapter 7 species interactions and ecological succession. Whether we have 500 million people or one trillion. The variety and complexity of populationenvironment associations varies with spatial aggregation. To facilitate the evaluation and monitoring of the standard of water quality, sanitation and health care risk waste management and disposal for the people. National academy of sciences published the growth of world population 7. Human communities and the environment human population growth. Be sure to watch the video the science of smog powerpoint used in video practice multiple choice for 7.
The complexity of the interrelationships between population growth and environmental concerns is often obscured when the global picture is presented. What about human society changed during the agricultural revolution. It seems that modern humans appeared around 1,50,000 years bp before present and established in several parts of the world around 50,000 bp. Feb 29, 2016 human population and environment chapter 2 1. Pdf human population growth and the demographic transition. Development of advanced technologies in the field of agriculture caused. Summarize the history of chinas population between 1985 and 2002, chinas population increased 30% from its original population. Human population notes outline environmental science notes. Teachers resources the following six lessons enable students to use different features of the site to explore trends in population, the environment, and human wellbeing over the past 2,000 years, as well as projections of future growth. The interactions between human population dynamics and the environment. The need for sustainable development is a key to the future of mankind. Identify practices in modern society that reflect environmental ethics. Though the family welfare programme has resulted in significant. By the end of this session students will be able to 1.
The relationship between environmental problems and population growth is. Chapter objectives assess the scope of human population growth and potential limits to its growth evaluate how human population, affluence, and technology affect. The map shows rates of natural increase in human population. Consider how organisms adapt to their environments and how sudden or gradual environmental changes can affect a species survival. Over the years, standards of living have improved and they have almost overpopulated themselves. By the middle of the current century, it is estimated it will extend to 9. Lecture 15 human population impacts this lecture talks about the impacts of human growth on the environment and on themselves. Former editorsinchief of the journal include prominent racialists such as virginia. Outline and assess the concept of demographic transition. Human population and the environment population growth the origin of modern humans homo sapiens sapiens is still shrouded in controversy. Thats more than seven billion three hundred million bodies that need to be fed, clothed, kept warm and ideally, nurtured and educated. Human population and the environment free download as powerpoint presentation. Calvert high school 520 fox run blvd prince frederick md 20678. In each case, we will try to provide some indication of the degree of.
The density of human population the density of human population is the number of the population occupying a certain area over a unit of time. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Will studying the history of the worlds population growth help predict the earths carrying capacity. The image above is a population graph from the predatorprey game. According to united nations estimates, the urban population in asia will nearly double in the next 30 years. By the end of this session students will be able to. Human population growth and the environmentexplosive population growthlimited natural resourcesincreasing environmental stresssustainable use. Start the discussion today with the notion of sustainability. Students examine the timeline of global population growth and begin to uncover the relatively exponential nature of this growth by tracing. The lessons are designed for high school science and social studies classrooms and address current national and state. Evaluate how human population, affluence, and technology affect the environment.
For more information about increasing agricultural productivity, see unit 7. Humans and the environment page 4 of 22 understand the difference between the frontier ethic and sustainable development ethic. Projecting global population human population continues to increase r has declined over last few decades 1960 r 2. Core module syllabus for environmental studies for under graduate courses of all branches of higher education vision the importance of environmental science and environmental studies cannot be disputed. Environmental studies pdf notes es pdf notes smartzworld. Sudeshna banerjee sociopolitical consequences of population growth escalation of conflict and maybe also wars between and amongst countries over control on natural resources will escalate grave economic conflicts between biotechnologically advanced. While developed countries continue to pollute the environment and deplete its resources, developing. Field workfor assignments only distribution of marks qi. Using the region identified in part a, explain three factors that contributes to high. Demography the study of human populations and population trends. List the densitydependent growthlimiting factors faced by humans during the huntergatherer period. Much of this growth is projected for the most environmentally fragile regions of the world.
The densities of human populations in various areas are not the same and is always changing. Human population and the environment environmental studies notes. Overpopulation can further be viewed, in a long term perspective, as existing when a population cannot be maintained given the rapid depletion of nonrenewable resources or given the degradation of the capacity of the environment to give. Jun 14, 2010 human population growth and the environmentexplosive population growthlimited natural resourcesincreasing environmental stresssustainable use. In simple terms, population density refers to the number of people living in an area per square kilometre. Students will be introduced to human population dynamics and the challenges that it brings. The fertile crescent was an especially biodiverse area. For most of our existence the human population has grown very slowly. The teacher guide section includes resources to complement the human impact on ecosystems unit plan.