World Populaton 2014

[...]... of the Second World Assembly on Ageing and the aforementioned mandates of ICPD, the Commission on Population and Development and the Commission on Social Development It considers the process of population ageing for the world as a whole, for more and less developed regions and major areas and regions 2 World Population Ageing, 1950-2050 (United Nations publication, Sales No E.02.XIII.3); World Population... of births is beginning to stabilize at the world scale Population size, a legacy of past demographic dynamics, together with current fertility rates, determines the number of births in the present time Through most of the twentieth century, the 4 World Population Ageing 2013 number of births in the world increased from one decade to the next However, the world has just entered a period, projected to... The world is in the middle of a transition toward significantly older populations The world s population is changing in both size and age composition Although the global population growth rate has been falling for around 40 years, the world has experienced record high annual additions to population size in recent years These annual increments will soon begin to decline The age composition of the world. .. developed regions Thus longer life spans will contribute to future ageing in all major regions of the world 6 World Population Ageing 2013 The gap in life expectancy at older ages is also narrowing, as the less developed regions continue to experience large gains in survivorship In 2010-2015, at the world level, people who survive to age 60 can expect to live 20 additional years But again, this indicator... A) Figure 1.4 Life expectancy at ages 60 and 80: world and development regions, 2010-2015, 2020-2025 and 2045-2050 A At age 60 30 26 25 24 22 20 20 23 21 21 19 20 20 18 Years 17 15 10 5 0 World More developed regions 2010-2015 Less developed regions 2020-2025 Least developed countries 2045-2050 B At age 80 12 11 10 10 9 9 8 8 8 8 8 7 Years 7 7 6 6 4 2 0 World More developed regions 2010-2015 Less developed... IN FERTILITY AND THE SIZE OF BIRTH COHORTS According to data from World Population Prospects: the 2012 Revision (United Nations, Department of Economic and Social Affairs, 2013), fertility has been falling in most regions of the world over the last several decades, and this decline has been the main factor driving population ageing The world s total fertility rate (TFR) has dropped by about a half, from... projections indicate that this trend will continue, older persons will be increasingly concentrated in the less developed regions of the world In 2050, nearly 80 per cent of the world s older population will live in the less developed regions (figure 1.12) Figure 1.12 Distribution of world population aged 60 years or over by development region, 1950-2050 100 90 80 Percentage 70 60 50 40 30 20 10 0 1950 1960 1970... countries will be aged 28 years or over Figure 2.3 Median age of the population: world and development regions, 1950, 2010, 2025 and 2050 50 45 40 40 36 Median age 35 32 29 28 30 25 44 43 35 30 26 26 24 22 21 19 20 19 15 10 5 0 1950 World 20 2010 More developed regions 2025 Less developed regions 2050 Least developed countries World Population Ageing 2013 ... countries, development regions and major areas, drawn from the latest United Nations demographic estimates and projection, namely, the data of World Population Prospects: The 2012 Revision (United Nations, Department of Economic and Social Affairs, Population Division, 2013) 2 World Population Ageing 2013 I Demographic determinants and speed of population ageing Population ageing, which entails an increasing... thousand million United Nations Department of Economic and Social Affairs ǀ Population Division ix Executive summary This report updates prior World Population Ageing2 editions The series originated as part of the United Nations activities connected to the Second World Assembly on Ageing in April 2002,3 where the Political Declaration and the Madrid International Plan of Action on Ageing (MIPAA) were