The Yarra River has been legally recognised as an indivisible living entity which deserves protection.
New legislation has recognised the Yarra River as a single, living entity. But what does that mean in practise?
The animal kingdom is full of lefties and righties, although rarely is the ratio skewed as much as it is in humans. If you're wondering about your own pet, you can find out with a simple experiment.
When humans are happy, they may smile, or laugh, or dance - but what do animals do? Melissa, age 12, wants to know how she can tell if her cat is happy and likes you.
Will decarbonising energy make it more expensive? Probably not, but we could assuage doubts by linking emission reduction targets to price.
What do China, India, South Africa and Mexico have in common? They all reduced the carbon intensity of their economies without sacrificing economic growth. Other developing nations can do the same.
Australia's iconic stock routes are now public land, used for everything from conservation to recreation. A government review may change that.
Politics podcast: Tim Nelson on what to do with Liddell.
AGL chief economist Tim Nelson says preserving the Liddell power station may not be the best solution.
Electricity storage is vital to the stability of a renewable energy grid. The world's favourite form of storage is pumped hydro – and researchers have located thousands of candidate sites.
Australia's reputation as a global leader in marine conservation is being put at risk by plans to strip back sanctuary areas within marine parks, say scientists from around the globe.
Scientists have just discovered an unusual symbiotic relationship between crabs and living corals.
Vietnam has been hit by its fiercest storm in a decade, bringing home the reality of the risks faced by many poor and vulnerable people in flood-prone regions around the world.
It's still possible to hit the more ambitious of the two Paris global warming goals, according to a new estimate of the global carbon budget. But it sure won't be easy, and we need to start now.
The insurance industry should help its customers prepare for future catastrophes instead of burying it's head in the sand.
The last ice age locked atmospheric carbon dioxide into oceans, which has major implications for how the oceans and carbon dioxide may be linked in the future.
If one venomous snake bites a mouse and injects venom into it, you can then feed that same dead mouse to another snake. The second snake won't die.
When jetting off on holiday, we rarely give a second thought to what microbes we might be taking with us. But humans spread trillions of bacteria around the globe, potentially harming ecosystems' balance.
The treaty to limit the destruction of the ozone layer is hailed as the most successful environmental agreement of all time. Three decades on, the ozone layer is slowly but surely returning to health.
The climate secrets contained in an ancient tree that lived through abrupt global change reveal how Antarctica can trigger rapid warming in the north by dumping cold water into the Southern Ocean.
Oysters grow in seawater and filter their food from it, so how do you shield them from waterborne diseases? Scientists are working to develop strains that are resistant to a fast-spreading herpes virus.
The invention of silver and plastic-clad roof panels that can cool themselves down even under the Sun's full glare promise to make air conditioning much more energy-efficient.
Warmer oceans, higher sea levels and heavier rainfall are making the effects of hurricanes worse.
The scale from one to five that is used to measure the destructive power of a hurricane may no longer be enough.
The drone market is booming, with some unwanted consequences for wildlife. A new study argues that threatened species might need extra protections.
Bees sting other animals, including humans, when they think there might be a threat to their hive. But Evie, age 8, wonders if bees ever accidentally sting other bees.
The energy market operator has warned of possible future electricity shortages – but only if everything stays frozen as it is now.
Extreme weather is hard enough for those with a home. But imagine losing everything you own in a storm - that's the experience of many homeless people forced to live out in the open during wild weather.
Overuse of sand for construction and industry is harming the environment and fueling violence around the world. Scientists explain why we need international rules to regulate sand mining and use.
Government payments to keep Australia's oldest coal plant running amounts to a carbon subsidy. It's worth looking at the financial – and carbon –
Just a handful of federal members of parliament represent hundreds of Australia's threatened species.