People have been forced to move in the past thanks to changes in sea levels that affected Australia's coastline.
Across Japan, towns and villages are vanishing as the population ages and young people move to the cities. How the country manages this holds lessons for other developed nations facing a similar fate.
Will the African population inevitably quadruple by the end of the century? And what are the reasons for this extraordinary growth?
The baby bonus did its job, encouraging people to have more children at a time when fertility rates were low.
William Isdale speaks with Nancy Pachana about why we should stop thinking about ageing as a time of decline, and focus on engaging and leveraging the experience of our elders.
Nigeria must reduce its population growth to increase the quality of life for people in the country. A better knowledge of contraceptives can help achieve this.
Do Muslim couples in Australia have 'on average 4.5 children' while other couples have '1.5 children'? Could Australia have a 'Muslim majority' in 'a couple' of generations? Let's check the evidence.
Reasoned debates on sustainable migration intake levels are important. But transport and health infrastructure shortfalls in Western Sydney won't be solved by reactive anti-immigration attitudes.
Australia feeds tens of millions, at home and abroad. But if our population doubles by 2061, as some projections suggest, we'll need some smart strategies to keep those people fed.
Australia's GPI, a broad measure of national wellbeing, has stalled since 1974. So what has been the point of huge population and GDP growth since then if we and our environment are no better off?
Regional settlement of migrants benefits both new arrivals and local communities.
The latest statistics show Australia's population growth in the last decade has been significantly higher than in other developed countries.
Considering all the aspects of life in Australia that are affected by population, it's remarkable that the nation doesn't have a national policy on it.
The 2016 Census reveals that Australia is becoming much more diverse – in terms of language, country of birth, Indigenous status, and religion.
Total meat consumption per capita in Australia has been stable since the 1960s but the type of meat consumed has changed significantly. Chicken and pork both now far outstrip beef, mutton and lamb.
The Southern African Development Community (SADC) roadmap towards greater regional trade integration and development is a good start but lacks detail.
Nine out of 10 rural places experienced increases in diversity from 1990 to 2010. Data show a more diverse future is guaranteed across all of America, and there's no going back.
With an increased demand for health care for older people, Kenya needs to pass legislation that protects them.
How can we possibly know how many millions of people are living in the U.S. illegally? Demographers have actually refined a simple formula that's worked pretty well since the 1970s.
Italy is the latest in a line of countries with ageing populations trying to boost proceation through a 'fertility day'.