The second measure, rate of urbanization, describes the projected average rate of change of the size of the urban population over the given period of time. It also includes data on population size for close to 1900 urban settlements having 300000 inhabitants or more in 2018. This report presents the highlights of the 2011 revision of world urbanization prospects including the official united nations estimates and projections of urban and rural populations for major. Distribution of the world urban population by major area, 1950, 2011 21. This article describes the evolution of this unique data source from its inception to its 19th issues as the 2011 revision and gives an overview about the statistical data. United nations, department of economic and social affairs, population division 2012. New york 2012 growth rates of urban agglomerations, 19702011. In some ways, cities can be microcosms of universal human behavior, while in others they provide a unique environment that. World urbanization prospects, the 2011 revision 7 april 2012, new york. Countries edit the data is taken from the cia world factbook with estimates from 2018. Urbanization the demographic transition from rural to urban is associated with shifts from an agriculturebased economy to mass industry, technology and services.
For the systematic tracking of levels and trends in urbanization throughout the world, the population division of the department of economic and social affairs of the united nations has issued a recurrent series, known as world urbanization prospects, since 1988. The corresponding figure for inland cities is 459 million people, accounting for 55 per cent of the total population in the 390 inland cities. Urban estimates and projections at the united nations. World urbanization prospects 2011 highlights slideshare. And almost all of the future growth of the worlds urban centers will occur in the developing world, where health response systems are weakest. The 2014 revision, readers should keep in mind the heterogeneity of the urban definition across countries. Phases of urban development in the philippines prespanish growth of settlements and the citycitadel concept during the spanish occupation the phases of urbanization in the philippines can be put into context by characterizing first the native settlements before the spanish colonizers came. The data in this evision are consistent with the total populations estimated and projected according to the r medium variant of the 7 201revision of the united nations global population estimates and projections, published in. A third order polynomial is used to model urbanrural growth difference from 1950 to 2005 country by country.
The 2011 revision ofworld urbanization prospects provides a useful basis for the analysis of the worlds urban transformationand the dynamics of city growth. The 2011 revision based on the multihazard index, 518 million people in coastal cities, or 71 per cent, are exposed to at least one natural hazard. In interpreting the estimates and projections from world urbanization prospects. This report presents the highlights of the 2011 revision of world urbanization prospects including the official united nations estimates and projections of urban and rural populations for major areas, regions and countries of the world and of all urban agglomerations with 750,000 inhabitants or more in 2011. United nations population division, world urbanisation prospects. Kabul, herat, kandahar, mazarisharif, jalalabad and kunduz9 afghanistan. The united nations population division has been publishing and revising its world ur. Urbanization trends in asia and the pacific figure 2 trends of the urban primacy rate, select countries in asia and the pacific source united nations, department of economic and social affairs, population division 2012. United nations department of economic and social affairspopulation division iii. The 2018 revision of world urbanization prospects presents the latest united nations estimates of the size of urban and rural populations for 233 countries or areas from 1950 to 2018, with projections until 2050. The global proportion of urban population increased from a mere per cent in 1900 to 29 per cent in 1950 and, according to the 2005 revision of world urbanization prospects, reached 49 per cent in 2005. For the first time, it also provides statistics and analysis on natural hazard risk for 633 of the worlds largest cities by combining data from the 2011 revision of the world urbanization prospects with a spatial database on natural hazards prepared by the center for international earth science information network ciesin at columbia university. Mumbai is the most populous city in india, and the eighth most populous city in the world, with a total metropolitan area population of. The paper aims at analysing and projecting urbanization trends using united nations, world urbanization prospects data, 2007 revision.
World urbanization prospects the 2011 revision ipcc. The 2011 revision of the world urbanization prospects includes, for the first time, geographicalcoordinates for all the cities with more than 750,000 inhabitants. World urbanization prospects, the 2011 revision map 4. The 2010 revision and world urbanization prospects, 2011 revision. Urban estimates and projections at the united nations citeseerx.
These documents do not imply the expression of any opinion whatsoever on the part of the secretariat of the united nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Gerhard heilig, chief, population estimates and projections section united nations, department of economic and social affairs population division, will present the findings of the newly released world urbanization prospects 2011 followed by a moderated discussion with. Noncommunicable diseases world health organization. Urbanization is a fact of life in most cities in canada and around the world. Africa and asia together will account for 86 per cent of all growth in the worlds urban population over the next four. Percentage of urban population and agglomerations by size class, 2025 source. These documents do not imply the expression of any opinion whatsoever on the part of the secretariat of the united nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation. Urbanization is the study of the social, political, and economic relationships in cities, and someone specializing in urban sociology studies those relationships. The results are shown for development groups, six major areas i. The 2010 revision and world urbanization prospects. Together, india, china and nigeria will account for 35%.
The 2009 revision confirms that the world population is curren tly slightly more urban than rural, since the level of world urbanization crossed the 50 per cent mark in. An urban settlement can be characterized by administrative status, population size, population density and the extent of nonagricultural activity. The 2018 revision globally, more people live in urban areas than in rural areas, with 55 % of the world s population residing in urban areas in 2018. The 2011 revision i 3 introduction the brics have long had imposing geography and demographics. This projection of future urban growth comes from the 2014 revision of the uns department of economic and social affairs world urbanization prospects document. Africa and asia together will account for 86 per cent of all growth in the worlds.
The 2011 revision presents estimates and projections of the total, urban and rural populations of the world for the period 19502050. Together, they account for around 29 per cent of the worlds land area and they still account for 42 per cent. The twentieth century witnessed the rapid urbanization of the worlds population. Urbanization levels of brics countries 19502010 source.
World urbanization prospects, the 2011 revision latest major. The 2003 revision united nations s o c i a l a f f a i r s. Graphic presentation of data based on the guardian, 27 july 2007. United nations, department of economic and social affairs undesa, population division special updated estimates of urban population as of october 2011, consistent with world population prospects. The 2003 revision key findings world urbanization prospects. Scrutinizing urbanization challenges in the philippines. World urbanization prospects the 2011 revision the united nations. World urbanization prospects center for strategic and. Although urbanization is accompanied by many problems and challenges, many city governments are working hard at minimizing and resolving these problems and at making their cities. The important point is that the availability and quality of the transport network is likely to have considerable bearing on the extent of 3 world urbanization prospects, 2009 revision. The data in this evision are consistent with the total populations estimated and projected according to the r medium variant of the 7 201revision of the united nations global population estimates and projections, published in world population prospects. This web site contains data tables, figures, maps, analyses and technical notes from the 2018 revision of the world urbanization prospects. The 2011 revision preface the population division of the department of economic and social affairs at the united nations secretariat is responsible for providing the international community with uptodate and scientifically objective information on. World urbanization prospects article pdf available in demographic research 129.
Global urbanization map showing the percentage of urbanization per country in 2015 guangzhou, a city of 14. For the first time ever, the majority of the worlds population lives in a city, and this proportion continues to grow. The 2003 revision, prepared by the united nations department of economic and social affairs population division, presents estimates and projections of urban and rural populations for major areas, regions and countries of the world for the period 19502030. Every country defines urban independently, creating a challenge when measuring cities and making comparisons. A set of excel files containing all available variables is available in the download center. A237 department of economic and social affairs population division world urbanization prospects. It is important to understand the source and methodology behind the often noted statistic that by 2050, twothirds of the global population will live in urban areas. This report presents the official united nations estimates and projections of urban and rural populations for major areas, regions and countries of the world and. The 2010 revision, volume i, comprehensive tables united. World urbanization prospects the 2018 revision population. The series provides estimates and projections of the size of the urban and rural populations of all countries and of the populations. These 1900 cities or urban areas are now home to nearly 60 per. The 2011 revision preface the population division of the department of economic and social affairs at the united nations secretariat is responsible for providing the international community with uptodate and scientifically objective information on population and development. United nations, department of economic and social affairs, population division.
This web site contains data tables, figures, maps, analyses and technical notes from the current revision of the world population prospects. Africas urban population will increase from 414 million to over 1. Ifla trend report world urbanization prospects the 2011. Jay knott panel presentations judy baker, world bank.
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