Understanding population density takes more than just arithmetic – that's where mapping can help reveal which countries and cities are really getting cramped.
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.
Tokyo has experienced extraordinary population growth but is among the world's most liveable cities. Just how has it managed the pressures of growth?
We're still in the early days of understanding how cities work. But we do know that creative, healthy and productive cities have certain things in common – and it's all to do with their 'urban DMA'.
Many factors have influenced population density change in Australian cities over the past 30 years. Melbourne has led the way in inner-city rebirth as a way to help manage future growth.
Some scenarios put the UK population at just under 80m by 2039. Here are the facts.