BackgroundPopulation ageing is an increasingly severe global issue. And this has been posing challenges for public health policies and medical resource allocation There are various features of population ageing in different regions worldwide.关键词: Spatiotemporal evolution, Global population ageing, Bayesi...
World population was growing by two percent a year in the 1960s; the rate is now down to one percent a year, and if the patterns of the past century don’t change completely, it will head into negative numbers. This view is coming to be widely accepted among population experts, even ...
And speaking of things not being easy, we're going to have to work longer. Me too. You too. And that's because in nearly half of economies that the OECD tracks, fewer than 10 percent of people over the age of 65 still work. That is not going to fly in a resilient world. But i...
With rapid growth of world population, mainly in developing countries, the available cultivable land per person has declined steadily since 1960 and will decease by half over the next 50 years. Besides, about 400 million women of childbearing age are iron deficient, leaving their babies exposed ...
More and more of the world's population are living in towns or cities. The speed at which cities are growing in the less developed countries is alarming . Between 1920 and 1960 big cities in developed countries increased two and a half times in size, but in other parts of the world the...
One third of the world'spopulationconsumes/consume two thirds of the world's resources. 世界上三分之一的人口消耗着全球三分之二的资源。 牛津词典 The entirepopulationof the town was at the meeting. 全镇的居民都出席了集会。 牛津词典 countries with ageingpopulations ...
The world human population growth rate after World War II passed through three phases: the rise in the 1950s and 1960s, the fall (though still at a positive level) in the 1970s, and the plateau in the 1980s. The rise was produced by the global decline in death rates, the fall was...
BM Stamper - 《Stamper B.m.population & Planning in Developing Nations A Review of Sixty Development Plans for the S.new York Population Council》 被引量: 0发表: 1977年 Income Distribution Changes and their Impact in the Post-World War II Period This paper analyses the trends in within-coun...
Population, in human biology, the whole number of inhabitants occupying an area (such as a country or the world) and continually being modified by increases (births and immigrations) and losses (deaths and emigrations). As with any biological population,
Basic Statistic World population by age and region 2023 Premium Statistic Projected share of aging population APAC 2023, by country Basic Statistic Life expectancy by continent and gender 2023 Premium Statistic Projected life expectancy at birth East Asia 2023, by country Premium Statistic Projecte...