There has been a rapid increase in the amount of resources tied up in buildings.
There will be huge environmental impact if we keep using raw materials as we did in the 20th century.
Here's the real problem behind Australia's electricity woes: the rules that govern decisions about what infrastructure to build, and when, are inflexible and outdated.
Australia is near the back of the pack of rich nations when it comes to policies for clean energy. But there are things we can do about it.
Heat records have tumbled across New South Wales as the state suffered through the weekend's heatwave. A new analysis shows that climate change made this kind of event much less of a rarity.
More than 400 whales have died on a beach in New Zealand.
Areas like the Flinders Ranges have provided refuge for flora and fauna when the climate has changed. But rapid temperature increases and human intervention may stop them doing so again.
But should we care if the extreme marine frontier is not clean?
Think you couldn't possibly do without your car? There are more options than you might think.
Privatisation and competition were supposed to make electricity cheaper. Instead, Australia's quasi-federal energy system has made it easier to pass the buck when things go wrong.
The latest heatwave put huge pressure on our electricity grid, as Australians turned on their air conditioners. Smarter design and regulations could solve the problem.
Scientific and technological innovations and economic policies promoting growth at all costs have created a consumption and production vortex on a collision course with the Earth system.
We should be building wildlife bridges on the US-Mexico border – not walls.
LIfeguards could potentially have a new ally in the fight to reduce shark incidents: drones that can spot when a shark swims nearby, and automatically alert authorities.
South Australia's government was angry about the blackouts enforced by electricity regulators. But with much of the state's gas power offline, the regulators had little choice.
High-quality climate records only go back to the start of the 20th century. But using handwritten letters, journals and tables, researchers have access to data going back to the 18th century.
New research shows that global warming has already begun to exacerbate extremes of rainfall in the Pacific region – with more to come.
The notion of using dingoes to protect Australia's wildlife is based on wolves in the US, but research cast doubts on the link.
If we want any future for wild populations of the numerous species traded for pets, exhibits and use in medicines, drastic action is needed to control their international and domestic trade.
Managing voltage on the electricity network has always been an issue. But solar panels have the potential to make the situation better, not worse as some have feared.
University research has shown us how urgently we need to reduce greenhouse emissions. Yet only three Australian universities have followed through by committing unequivocally to cutting carbon.
Australia is wealthy, but its huge size and relatively small rural economy mean we'll have to dig deep to find the cash needed to safeguard our environment.
We’re due to cop a hiding from the Pacific Ocean, but we don’t know when.
Campaigners in Perth are fighting the destruction of bushland for a new highway. They have two of three historically important factors on their side.
Nobody in business wants to touch new "clean" coal plants, which means taxpayers would be left to foot the billion-dollar bills.
The Turnbull government is funding energy storage as a crucial missing piece of the electricity grid puzzle. Analysis suggests an affordable, fully renewable grid doesn't require any heroic assumptions.