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blythewallick

With 250 babies born each minute, how many people can the Earth sustain? | Lucy Lamble ... - 0 views

  • but UN data suggests there were about a billion people in 1800, 2 billion in 1927, 5 billion in 1987 and just over 7.5 billion today.
  • Since the 1960s, more boys than girls have been born every year. About 117 million women are believed to be “missing” in Asia and eastern Europe – due to discriminatory son preference and gender-biased sex selection.
  • Over the last 30 years, some regions have seen up to 25% more male births than female births, reflecting the persistent low status of women and girls.
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  • Experts like Paul Ehrlich argue that the population of the world has long since surpassed optimal levels, though critics counter that consumption is as important as population levels.
  • one-third of all people – almost 4 billion – will be African.
  • By that year, there will be more Nigerians than Americans.
  • If birthrates have fallen so far, why is the population still rising fast?
  • In the pre-modern era, fertility rates of 4.5 to 7 children per woman were common. At that time, high mortality rates of young people kept population growth low.
  • The level of education in a society – of women in particular – is one of the most important predictors for the number of children families have.
  • People are living longer
  • which means that one child in 13 die before their fifth birthday.
  • This compares with six for every 1,000 in Europe and northern America and four for every 1,000 in Australia and New Zealand.
  • A consequence of falling child mortality but continuing high fertility is a “youth bulge” – a high population of young people.
  • But ageing populations can be a cause for celebration. It means development has taken place.
  • What next?
  • Family planning organisations are learning that to survive political shifts and budget cuts, they need to diversify their sources of funding. This means seeing family planning as not just a public health concern but also about development and a clear return on investment.
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