Until now, the US has been the most popular destination for potential migrants, and Australia around fifth.
With 70 percent of its people under 30 years, Nigeria needs to harness the strength in its youthful population.
The gap between predictions of COVID-19 deaths in Africa and what has actually happened is staggering.
If governments are looking for a post-pandemic "baby boom" to help populations grow, then they should increase the amount and duration of paid parental leave for both mums and partners.
Australia lacks a coherent national approach to planning where settlement and growth happens. It's time to take stock of our cities and regions and work together to improve outcomes across the nation.
Under a severe scenario, Australia’s population will be 4% smaller than if the pandemic hadn't occurred.
Why there's no need to panic over warning of 'jaw-dropping' fertility decline.
Despite the hype about a "coronial" baby boom, the pandemic is likely to see many Australians delay or not have children at all.
Why one city suffers significantly more deaths than another isn't always obvious. A simple experiment shows how failing to consider certain factors can point policy makers in the wrong direction.
Neighborhood characteristics like pollution from busy roads, widespread public transit use and lack of community-based health care are putting certain communities at greater risk from COVID-19.
It is easy for people in the industrialised world to blame population growth elsewhere for environmental damage. But increased consumption is just as important – if more confronting.
Labor's immigration spokesperson Kristina Keneally says immigration has "hurt many Australian workers". The evidence suggests it hasn't.
Cellphone data can show who coronavirus patients interacted with, which can help isolate infected people before they feel ill. But how digital contact tracing is implemented matters.
Lagos poses a set of particular challenges when it comes to making interventions work.
Countries have been trying to count their populations since the Han dynasty in China.
Long before coronavirus hit Australia we were moving less between states and regions. Some worry about economic impacts, but a greater concern is inequality if some people find themselves 'trapped'.
The number of births in the United States have been falling for the last three decades, reaching their lowest number in 32 years.
To be clear, I'm not advocating compulsory population control, here or anywhere. But we do need to consider a future with billions more people, many of them aspiring to live as Australians do now.
The number of old people will increase, while the proportion of white Americans will continue to fall.
There is substantial difference in what's happening to migration from inside and outside the EU.