Burned area in Santa Rosa, California, Oct. 11, 2017.
US Department of Defense
Fire is part of the ecology in much of California, but recent wildfires have caused much more damage than past burns of similar size. A fire ecologist points to two key factors: winds and population growth.
Census figures show remote Indigenous communities are falling behind.
Looking past the headline Census figures, we see divergences between rural and urban Indigenous populations, and the young and old.
There's no reason why small families shouldn't become the norm in Africa. But this will depend on improving education opportunities for women and improving birth control policies.
Many people in culturally diverse populations in Western Sydney have lived in Australia for many years, if not several generations.
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.
Our national wellbeing probably peaked with Australia’s population at roughly 15 million in the 1970s, when this photo was taken in Hunters Hill, Sydney.
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?
Tokyo, seen here from the Skytree tower, is home to more people than any other city on Earth but has managed to remain highly liveable.
Tokyo has experienced extraordinary population growth but is among the world's most liveable cities. Just how has it managed the pressures of growth?
Cities suffer the planning consequences of rapid population growth while the federal government reaps the revenue.
Financial benefits are behind the development industry’s push for a continuous rapid population growth. But our poorly planned cities are ill-prepared and already struggling.
A couple of months isn’t enough to say the housing market is cooling.
AAP/ Tracey Nearmy
The housing market is too volatile to look at prices alone. If you want to understand the housing market you need to look at the wider economy.
Even without immigration, new data reveals Australia’s population would continue to grow.
The latest statistics show Australia's population growth in the last decade has been significantly higher than in other developed countries.
Despite expert recommendations to adopt a population policy, Australian governments continue to resist.
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.
Melbourne is Australia’s fastest-growing city. Across Australia, the share of UK-born residents is declining, and the share of China-born and India-born residents has increased.
AAP Image/Julian Smith
Melbourne is Australia's most rapidly growing city, a title it wrested from Perth around 2013-14. Several of Australia's big cities are growing well above the national average population growth rate.
New research challenges the assumption that world food production must double by 2050 to keep up with demand. The authors call for more focus on conservation through measures such as these diverse winter cover crops planted on a Pennsylvania dairy farm.
According to widely-cited estimates, world food production must double by 2050 to keep up with population growth. New research challenges this target and calls for balancing growth with conservation.
There is no one-size-fits-all answer to global food insecurity except that the West needs to learn to consume, and waste, less.
There are two competing visions for Australia’s future, argues former prime minister Kevin Rudd.
Former prime minister Kevin Rudd writes of Australia having lost its national bearings and being powerless to act to find its way in the world.
A hiker perched at the top of Tasmania’s Tarkine wilderness.
AAP Image/ Jenny Archer
the end of the mining boom has breathed new life into parts of the Tasmanian economy. But there are also several worrying indicators -- like population growth and unemployment -- to be addressed.
More than half of Yemen’s population already lacks food security.
Yahya Arhab / EPA
Feeding nine billion people by 2050 is possible – if we start applying some science.
Proposed developments in Brisbane illustrate the scale of urban consolidation.
flickr/Brisbane City Council
In the media, urban consolidation is often depicted as a threat to Australian suburban life. In reality, it's a result of managed planning processes to ensure growing cities remain liveable.
Melbourne is one of the fastest-growing cities in the developed world, and the other big Australian cities aren’t far behind.
With the failures of past planning now apparent, the unruly threat of a damaged and depleting planet is ushering us toward a fourth era of urban restructuring. What might City v4.0 look like?
Sydney’s farms on the urban fringe produce 10% of the city’s fresh vegetables.
Farms on Sydney's fringes supply 20% of the city's food. That could drop by more than half if urban sprawl isn't kept in check.
Most of the new schools needed will be primary schools.
Inner-city parents in urban redevelopment zones are the most likely to have problems getting their children into a government school.