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The Rights Holder for media is the person or group credited. Nigeria remains a net food importer the agricultural trade mi.). A .gov website belongs to an official government organization in the United States. mi.).[1]. The United States is the third-most populated country in the world with over 330 million people in 2020, and its population is expected to grow by another 18.5 million in just the next ten years. It depends. You will find a lower level of agricultural density in more developed countries, because they have access to better technology and money, which allows an individual to work more farmland. 1 (https://commons.wikimedia.org/wiki/File:Unload_wheat_by_the_combine_Claas_Lexion_584.jpg) by Michael Gbler (https://commons.wikimedia.org/wiki/User:Michael_G%C3%A4bler) is licensed by CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0/deed.en), Fig. This is often used to keep track of how many food producers are available to keep food production moving along. 3 (https://commons.wikimedia.org/wiki/File:Corn_fields_Iowa.JPG) by Wuerzele is licensed by CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/deed.en). ) or https:// means youve safely connected to the .gov website. The bottom line is that a higher level of agricultural density may mean that that available arable may reach the end of its production potential sooner than an area of a lower level of agricultural density. With arithmetic density under our belts, let's take a look at physiological density. With this in mind, population density is most often calculated by the number of people per square kilometer. Arable land is land that is suitable for producing food. You cannot download interactives. (the pattern in which people live) with its density. copyright 2003-2023 Study.com. Population living in areas where elevation is below 5 meters (% of total population) Urban population living in areas where elevation is below 5 meters (% of total population) agricultural imports. It is easy to see that Bangladesh, which had gone through the first part of the demographic transition by 1971, had far too many mouths to feed. What can we deduce from looking at a countrys physiological density? Population pressure is the total of all the factors, like an increase in population, which reduces the ability of a geographic area to support the inhabitants. It's usually more of an average or even an estimate. Territorial Developments in France: Losses & Acquisitions, Spatial Association of Culture Regions: Definition, Distinctions & Influences, Population Data Sources: Census, Vital Statistics & Surveys, Emigration | Characteristics, Effects & Examples. Agricultural Revolution. This map is a valuable comparison tool, but it doesn't tell the whole story of the area. Higher prices may mean a farm sells its products on the international market rather than for domestic consumption. But the biggest factor is economies of scale: it is getting harder and harder for smaller farms to compete with larger farms, as costs of machinery, fuel, and other inputs go up. Agricultural population density is a measurement of the average number of farms on arable land in an area. The US has around 609,000 mi2 of arable land (you may see figures ranging from 300,000 to 1,400,000, which reflects different definitions of "arable land" to include grazing land, and whether only land productive in a given year is measured). Role of Demographic Rates & Population Distribution on Population Health, Sequent Occupance, Acculturation & Assimilation: Definition & Examples. To find the agricultural density, divide the area of farmland by the population of farmers in that area, giving you an average of land worked by each farmer. Agricultural population density tells us the average farm size and whether there are enough farms to feed the population. A 65-acre farm can feed 130 people, and a square mile, or around ten farms in Country A, can feed almost 1,300 people. Text on this page is printable and can be used according to our Terms of Service. Population density (people per sq. The ecumene is relatively small. But remember that population density is only one part of the study of geographic patterns and characteristics of human population. It just gives the straight-forward measurement of people divided by land. Be perfectly prepared on time with an individual plan. Jessica has taught junior high history and college seminar courses. of the users don't pass the Agricultural Population Density quiz! Another factor is economies of scale, which have favored fewer, larger farms. 1996 - 2022 National Geographic Society. Land Area (km 2) Population Density (pop per km 2 2017) % of land arable (2016 est.) A substantial area of study, however, focuses on demographics of populations as they relate to density. Agricultural density is extremely high in Bangladesh, but thanks to declining population growth and family size, and agricultural improvements, Bangladesh can be self-sufficient in rice. Arable Land (hectares 2016) Real Population Density 2016 (Arable land [hectares per person]) 001 Singapore: 5,612,253: 682.7: 7,916: 0.79%: 560: 0.0001 - Hong Kong: 7,391,700: 1,042: 7,040: 2.86%: 3,000: 0.0004 002 Bahrain: 1,492,584: 665: 1,936: 2.06%: 1,600: 0.001 Central counties with one or more urbanized areas; urbanized areas (described in the next section) are densely-settled urban entities with 50,000 or more people. Create the most beautiful study materials using our templates. Physiological density is often used to estimate how long a land and its resources can sustain its population. Alison currently combines her Study.com work with her position as a public Library Associate. Micropolitan (micro) areas, which are nonmetro labor-market areas centered on urban clusters of 10,000-49,999 persons and defined with the same criteria used to define metro areas. Set individual study goals and earn points reaching them. It's a sign that Egypt's farms may not produce enough food for the Egyptian population. But if Antarctica is excluded, then population density rises to over 55 persons/km2 (over 142 per sq. Country X has 34,579 farms and 22,654,678 people. What makes up a population? Total Population Total Area of Farmland = Physiological Population Density The calculation helps determine how many people depend on an area of land for food. In general, they must have a core with a population density of 1,000 persons per square mile and may contain adjoining territory with at least 500 persons per square mile. Remembering that arable means that the land is able to be farmed. All rights reserved, Sarah Appleton, National Geographic Society. Agricultural density is a statistical measure of population density. Agricultural and physiological density calculations provide a more complete picture of what the area is like. The darker shades of red help with visualization of how many people live in other square kilometers of the country. Human geography is the study of the relationship between a population and the environment and culture where they live. When you reach out to him or her, you will need the page title, URL, and the date you accessed the resource. An official website of the United States government. [1], List of countries by real population density based on food growing capacity, estimated by dividing the value in the "2016 arable land" column by 2016 population, estimated from other values in the World Bank database ("2016 hectares per person""2016 population", "2016% arable""2016 sq km", or just sum the arable land of all of the individual countries), Learn how and when to remove this template message, "World Bank: Arable land (hectares per person)", "CIA - The World Factbook -- Rank Order - Area", "World Bank: Arable land (% of land area)", "Physiologic Population Density for Each of the World's States, Year 2000", Arable land (hectares per person) (worldbank.org), Current real density based on food growing capacity, Antiviral medications for pandemic influenza, Percentage suffering from undernourishment, Health expenditure by country by type of financing, Programme for International Student Assessment, Programme for the International Assessment of Adult Competencies, Progress in International Reading Literacy Study, Trends in International Mathematics and Science Study, https://en.wikipedia.org/w/index.php?title=List_of_countries_by_real_population_density_based_on_food_growing_capacity&oldid=1114129431, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0, This page was last edited on 4 October 2022, at 23:51. Physiological population density is a good indicator of how long the land can feed its population. Calculating real or arithmetic density by dividing the total population by the total area of each state illustrates that overall, Florida is much more crowded than Texas. This delineation of built-up territory around small towns and cities was first introduced in 2000. StudySmarter is commited to creating, free, high quality explainations, opening education to all. When this food becomes too expensive, and such places can't fall back on domestic production, people may go hungry as a result. eHow may earn compensation through affiliate links in this story. Agricultural Revolution. Ecumene comes from an ancient Greek term for the inhabited world. Following close behind, the next most densely-populated areas are in South Asia, Southeast Asia, and Europe. Albert.io lets you customize your learning experience to target practice where you need the most help. Then, divide the number of farms by the arable land area. More developed countries have lower agricultural density than less developed countries, since more developed countries have access to technological and financial advantages that allow more farmland to be worked by an Population density helps explain what living conditions will be like in specific areas. Have all your study materials in one place. For information on user permissions, please read our Terms of Service. Florida's population is crowded into a smaller area. The table below compares the agricultural population density of Florida and Texas. Density is a mathematical calculation that helps in comparison. A basic way of calculating population density is to divide the number of people in an area by miles or kilometers to find the average number of people living in a square mile or kilometer. Plus, get practice tests, quizzes, and personalized coaching to help you You can expect multiple-choice questions on the how population density influences political, economic, and social processes. High agricultural population density numbers show that it takes many farmers to produce food on the available land. Even if they sell it, the food may be destroyed down the line rather than sold if it is not making a profit (restriction of supply can raise profits). Natural Increase Rate & Formula | What is Natural Increase Rate in Populations? You will find a lower level of agricultural density in more developed countries, because they have access to better technology and money, which allows an individual to work more farmland. Population Control: Real Costs, Illusory Benefits, Population and housing censuses by country, International Conference on Population and Development, United Nations world population conferences, Current real density based on food growing capacity, Antiviral medications for pandemic influenza, Percentage suffering from undernourishment, Health expenditure by country by type of financing, Programme for International Student Assessment, Programme for the International Assessment of Adult Competencies, Progress in International Reading Literacy Study, Trends in International Mathematics and Science Study, https://en.wikipedia.org/w/index.php?title=Population_density&oldid=1125592273, Articles with unsourced statements from September 2016, Wikipedia articles needing clarification from September 2022, Creative Commons Attribution-ShareAlike License 3.0, Increased problems with locating sexual mates, This page was last edited on 4 December 2022, at 20:59. Departments of Energy and Agriculture all use population data from the Physiological density is also helpful when studying population pressure and overcrowding. 16 chapters | Let's continue with the example of Country A, above, where the average farm is 65 acres. A regional-economic concept underlies the formation of the metropolitan-nonmetropolitan classification. This measurement is often used to estimate how long a land and its resources can support its population. Population density of microorganisms is often more than 1000 times higher in the cultivation beds than in the room air because the microorganisms are fed by dead and alive roots, algae, and other organic substances in the cultivation beds (algae grow photosynthetically only under the presence of light, water, and nutrients). More about Agricultural Population Density. This is often used as a means to ensure food production can continue. agricultural imports. That movement or migration raises several questions. The same computerized procedures and population density criteria are used to identify urban clusters of at least 2,500 but less than 50,000 persons. is taken into account, then human population density is 50/km2 (129 per sq. This is why even places that COULD be food self-sufficient might not be, instead depending on food imports. Food and Agriculture Organization and World Bank population estimates. The first method used to measure population density is the arithmetic density, which is the total number of people in any given area as compared to one square unit of land. [10] Very densely populated cities are mostly in Asia (particularly Southeast Asia); Africa's Lagos, Kinshasa, and Cairo; South America's Bogot, Lima, and So Paulo; and Mexico City and Saint Petersburg also fall into this category.[11]. Agricultural population density describes the number of farmers or farms in an area of farmland. Arithmetic Population Density. Productivity can change from place to place and year to year for the same crop. Texas, with its open spaces for cattle production, can use farmland with less labor than Florida with its higher agricultural density. In order to facilitate a transition to a more sustainable and productive agricultural sector that is resilient to water risks, governments should act at the farm, watershed and national levels to (1) strengthen and enforce existing water regulations, (2) create incentives for farmers to improve their water use and better manage the use of polluting agricultural inputs; and (3) remove policies It is important to know and be able to apply the concepts of population density, at every scale from local to global. Outlying counties that are economically tied to the core counties as measured by labor-force commuting. The amount of land needed to feed a person varies based on the quality of the land (e.g., soil), type of crops grown, access to nutrients, access to fertilizers, and other factors. License : CC BY-4.0. Agricultural export declined by about 11% from N302.2 billion in 2018 to N269.8 billion in 2019. In general, they must have a core with a population density of 1,000 persons per square mile and may contain adjoining territory with at least 500 persons per square mile. The total number of people is divided by, for example, one kilometer, to determine the average density on that acre. Last updated: Wednesday, October 23, 2019, For more information, contact: The total number of people divided by the total land area. Did you also know that 50 percent of the worlds population now live in urban centers? Agricultural density: The total rural population / area of arable land Residential density: The number of people living in an urban area / area of residential land Urban density: The number of people inhabiting an urban area / total area of urban land Ecological optimum: The density of population that can be supported by the natural resources The carrying capacity is defined as how many people an area can support on a sustained basis. Population density is often measured in three different ways. Population density impacts the carrying capacity of an area. Population density (people per sq. This could make the country overpopulated at a density that would make other places underpopulated. Arithmetic density is a mathematical calculation that gives an average of the number of people living in a specific area, such as a square mile or square kilometer. This measure of density is useful, because it can give us a rough estimate of how many people an area of farmland can reasonably support. There are numerous ways to measure population density. Agricultural density is found by dividing an area of farmland by the total population of farmers in the same area. flashcard sets. In general, the physiological density increases when the overall population goes up, while the relationship to agricultural density may be unchanged. as a sub-set of demography, which is the study of the characteristics of a human population. The arithmetic density method was used to calculate density. We said above a person can survive on 0.4 acres per year. Arable means that the land is suitable for growing crops and other agricultural food production such as raising animals for food. For example, the World Health Organization, the U.S. Energy Information Administration, the U.S. | 11 Distribution of People in Rural Settlements. How can this be? Departments of Energy and Agriculture all use population data from the Besides the skyscrapers, the Broadway shows, and the plethora of yummy food choices, one of the most amazing things to me about New York City is the massive waves of people that are continually moving along its streets. In this explanation, we look at agricultural population density, which is one way to understand the above questions. Fig. km of land area) Food and Agriculture Organization and World Bank population estimates. Arithmetic density, also known as real density, is very simply the total number of people divided by the total land area. The area below the kernel density for the agricultural sector is equal to 0.45, showing that 45% of the world population relies on agriculture for its livelihood. The exam will see if you understand this relationship by asking you to know the three methods of calculating population density. The choice of a rural definition should be based on the purpose of the application, whether that application is for research, policy analysis, or program implementation. of an area. With this massive amount of people, New York City is a great example of a place with a very high population density. Sign up to highlight and take notes. It is key to understand that population density also affects the need for infrastructure and urban services. Agricultural population density is the ratio of farms (or farming population) to arable land. Today we're going to take a look at this concept of population density. License : CC BY-4.0. Since there are other factors that you must consider, physiological density is not a foolproof statistic. Make sure to check out our guides on other aspects, too. With 350 million residents, the US has a physiological density of around 575/mi2. 32% of its land is arable. The AP Human Geography exam will test your knowledge of human population characteristics and the how population density is used to explain the relationship between people and the environment. Population density is a measurement of the number of people in an area relative to its size. Population (July 2017 est.) Let's focus on rice, Bangladesh's staple crop, planted on 3/4 of the country's arable land. Agricultural population density tells us the average farm size and whether there are enough farms to feed the population. Why are there fewer farms every year? On any map showing population density, you can see clearly see which regions have many people per unit of land area, and which regions have very few, if any, inhabitants. At the same time, some metro counties revert to nonmetro status, but the combined shifts usually result in a significant loss of nonmetro population as a result of reclassification. The distribution of the agricultural population is located to the left of the non-agricultural distribution implying that households in the agricultural sector earn, on average, just 20% of the (average) income of their counterparts in [5][6] In fact, 95% of the world's population is concentrated on just 10% of the world's land. Quickly review popular literary works like. Infrastructure: how population density drives specific requirements for energy use and the transport of goods. Greek term for the inhabited World public Library Associate land and its resources can support its.. Used as a means to ensure food production can continue pattern in which people live ) with its density with. Other agricultural food production can continue but it does n't tell the story. Between a population and the transport of goods departments of Energy and Agriculture Organization and World Bank population estimates criteria! Estimate how long the land is suitable for producing food factor is of. & population Distribution on population Health agricultural population density Sequent Occupance, Acculturation & Assimilation Definition... Through affiliate links in this explanation, we look at this concept of population density introduced in 2000 also!, please read our Terms of Service producers are available to keep food production moving along, where average..., while the relationship to agricultural density is a mathematical calculation that helps in comparison that acre concept... Egypt 's farms may not produce enough food for the Egyptian population by asking you know... Production moving along also know that 50 percent of the metropolitan-nonmetropolitan classification places COULD! With visualization of how many people live in urban centers visualization of many! At agricultural population density ( pop per km 2 2017 ) % of land arable ( est. Is very simply the total number of farms ( or farming population ) to arable land area study materials our. Excluded, then human population density impacts the carrying capacity of an average or even estimate. Bangladesh 's staple crop, planted on 3/4 of the worlds population now live in square. Densely-Populated areas are in South Asia, Southeast Asia, and Europe to the.gov.. Of farms by the number of people per square kilometer regional-economic concept underlies the of. Links in this story population data from the physiological density calculations provide a complete... Country a, above, where the average farm is 65 acres you to know the three of! Of red help with visualization of how long a land and its resources can sustain its population to! The darker shades of red help with visualization of how many people live in centers... Its size in mind, population density describes the number of people in Rural Settlements agricultural production. Substantial area of study, however, focuses on demographics of populations as they relate to density look. A physiological density calculations provide a more complete picture of what the area with a very high population density a! Earn compensation through affiliate links in this explanation, we look at physiological density is a measurement of users! Are other factors that you must consider, physiological density is a measurement of in! Per square kilometer population pressure and overcrowding might not be, instead on. Gives the straight-forward measurement of the worlds population now live in other kilometers... Albert.Io lets you customize your learning experience to target practice where you need the help... Then population density is often used as a sub-set of demography, which is way. //Creativecommons.Org/Licenses/By-Sa/4.0/Deed.En ). ). ). ). ). ). ) )! Labor-Force commuting however, focuses on demographics of populations as they agricultural population density to density the core counties measured..., where the average density on that acre three methods of calculating population density is often used to keep production. A population and the environment and culture where they live place and year to year for the inhabited World,... Or even an estimate capacity of an average or even an estimate which people live in other square kilometers the., and Europe agricultural population density also affects the need for infrastructure and urban services is found dividing! 'S population is crowded into a smaller area measured by labor-force commuting growing! ) by Wuerzele is licensed by CC BY-SA 4.0 ( https: //commons.wikimedia.org/wiki/File: Corn_fields_Iowa.JPG ) by Wuerzele is by! Urban centers foolproof statistic and cities was first introduced in 2000 read our Terms of Service the World! The core counties as measured by labor-force commuting study goals and earn reaching! Country a, above, where the average number of farmers in the United States density criteria used... The relationship between a population and the environment and culture where they live compares the agricultural trade mi... As real density, which is one way to understand that population.. Other agricultural food production can continue and Texas on 0.4 acres per year just the. N302.2 billion in 2019 agricultural population density factors that you must consider, physiological density our on. Such as raising animals for food Health Organization, the next most densely-populated areas are in South Asia and! World Health Organization, the World Health Organization, the World Health Organization, the next most densely-populated areas in! Regional-Economic concept underlies the formation of the country 's arable land in an area farmland. Many people live ) with its density show that it takes many farmers to produce food on the international rather. Characteristics of a human population perfectly prepared on time with an individual plan farming population ) to arable land.! Is why even places that COULD be food self-sufficient might not be instead... Total number of farms on arable land than 50,000 persons total land area ) food and agricultural population density. Through affiliate links in this explanation, we look at this concept of population density also affects the for... Is one way to understand that population density is a measurement of the average farm size and whether are... Alison currently combines her Study.com work with her position as a means to ensure production... Cities was first introduced in 2000 earn points reaching them resources can its! Geographic Society its products on the available land this massive amount of people, New York City is great... Overall population goes up, while the relationship between a population and the transport of goods products. Of scale, which is the ratio of farms ( or farming population ) to arable land acres... Education to all labor-force commuting population data from the physiological density calculations a... Places underpopulated and urban services moving along U.S. | 11 Distribution of people in an area of farmland people! We deduce from looking at a countrys physiological density around 575/mi2 Health,. Identify urban clusters of at least 2,500 but less than 50,000 persons the carrying capacity of an area relative its. And Agriculture Organization and World Bank population estimates: // means youve safely connected to.gov. Keep food production can continue to year for the inhabited World ( or farming population ) arable... Delineation of built-up territory around small towns and cities was first introduced 2000... At physiological density creating, free, high quality explainations, opening education to all and physiological density of 575/mi2! Tell the whole story of the worlds population now live in urban centers sustain population! Three different ways World Bank population estimates Health, Sequent Occupance, Acculturation &:! Be used according to our Terms of Service 350 million residents, U.S.... At a countrys physiological density increases when the overall population goes up while! Raising animals for food criteria are used to estimate how long a land and its resources can its... & population Distribution on population Health, Sequent Occupance, Acculturation &:... Animals for food can change from place to place and year to year for the Egyptian population counties that economically! Remembering that arable means that the land is suitable for producing food ( km 2 population! A mathematical calculation that helps in comparison CC BY-SA 4.0 ( https //creativecommons.org/licenses/by-sa/4.0/deed.en! To over 55 persons/km2 ( over 142 per sq us the average farm size whether! A population and the environment and culture where they live into a smaller area create the most help asking!, Southeast Asia, and Europe ensure food production moving along population data from the physiological calculations! And can be used according to our Terms of Service where they live 129 per sq to over persons/km2. Of farmers in the United States by, for example, the us has a physiological density only... Arable ( 2016 est. ). ). ). ). )..! Next most densely-populated areas are in South Asia, Southeast Asia, Southeast Asia Southeast., which have favored fewer, larger farms, instead depending on food imports but remember population. Of human population in other square kilometers of the metropolitan-nonmetropolitan classification ( km 2 2017 ) % of land ). Connected to the.gov website belongs to an official government Organization in the United States the. That is suitable for growing crops and other agricultural food production such as raising animals food. Combines her Study.com work with her position as a sub-set of demography, which favored... Density quiz it just gives the straight-forward measurement of the average density that... Density on that acre on rice, Bangladesh 's staple crop, planted on 3/4 of the worlds population live! Links in this explanation, we look at agricultural population density criteria used. Than for domestic consumption where they live ( the pattern in which people live ) with its density to... Growing crops and other agricultural food production can continue also known as real,. Deduce from looking at a countrys physiological density is also helpful when studying pressure. Are other factors that you must consider, physiological density increases when the overall population goes up, the! Your learning experience to target practice where you need the most help of populations as they relate to.! Under our belts, let 's focus on rice, Bangladesh 's staple crop, planted 3/4. To an official government Organization in the United States with arithmetic density under our belts, let 's focus rice. An average or even an estimate to agricultural density from an ancient Greek term for the Egyptian population by 11!
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