Question

explain in detail the indicatore of population growth

Answer 1

Population size: Estimated midyear population indicated in thousands, according to the 2012 Revision of the official United Nations population estimates and projections, medium variant. Annual growth rate: Average exponential rate of growth of the population over a given period, expressed as per cent. Percentage of population underage 15 years: Estimated midyear population under age 15, indicated as percentage of the total population. Percentage of population aged 60 years or over: Estimated midyear population aged 60 years or over, indicated as percentage of the total population. Statutory age at retirement: Age at which a person is expected or required to cease work and is usually the age at which they may be entitled to receive full pension, superannuation or other benefits. It is expressed as years. Total fertility: Average number of children a hypothetical cohort of women would have at the end of their reproductive period if they were subject during their whole lives to the fertility rates of a given period and if they were not subject to mortality. It is expressed as children per woman. Adolescent birth rate: Annual number of births to women aged 15 to 19 years, divided by the number of women aged 15 to 19 years. It is expressed as births per 1,000 women. Percentage of women aged 20–24 years married by age 18: Percentage of women aged 20 to 24 years who got married or entered a union before age 18. A union involves a man and a woman regularly cohabiting in a marriage-like relationship.

Answer 2

1. Population Indicators Ever wondered what a world map would look like if the size of each country was relative to the size of the population living there?

2. Background information • At the start of the 20th century the world’s population was 1.65 billion. In October 1999 the world’s population passed 6 billion. • World population is expected to pass 7 billion in 2013 • The rate of population growth has started to slow down from an annual increase of 2.04% in the late 1960s to 1.31% in 2000. • The world’s population is unevenly distributed with over 80% of the population living in less developed regions • The population is also unevenly distributed within most countries as a result of a combination of human and physical factors.

33. Population indicators Birth rate The number of live births occurring among the population of a given geographical area during a given year, per 1,000 people Death rate The number of deaths occurring among the population of a given geographical area during a given year per 1,000 Fertility rate The expected number of children a women will have during her lifetime Infant mortality rate The number of deaths of children under one year of age occurring in a given geographical area during a year, per 1,000 live births Life expectancy The average number of years a newborn infant would live given the patterns of mortality at time of birth Migration rate The difference between the number of persons entering and leaving a country during the year per 1,000 persons Population density The population per square kilometre