Environment

Why Antarctic freshwater stores are now turning into saltwater

Record sea ice loss is transforming the Antarctic Intermediate Water – an ocean layer that regulates heat and carbon. These changes could threaten future deep-ocean warming, sea level rise and weather events

Research

There are incredible worlds hiding in the places you least expect

What looks like an abandoned lot is often anything but – ecologically speaking. Our Map of the Month shows just how much biodiversity is hiding in Melbourne’s forgotten landscapes

Research

We have a narrow window to save coral reefs, but it’s closing fast

A global assessment found that virtually all coral reef ecosystems face a high risk of collapse in 50 years. Cutting emissions to curb ocean warming is vital to save them in our lifetime

Research

Climate change doesn't stop at borders. Neither should climate education

Climate change is taught as a global phenomenon, but young people around the world are living with its effects in their own regions. So, what should climate education look like now?

Research

The world wants more lithium, but we need to balance that with its environmental cost

Global demand for lithium-ion batteries could rise twentyfold by 2050. New research finds even ambitious improvements won’t contain the climate impacts from their production

Research

Australia's catastrophic bushfire crisis has its roots in colonisation

New research tracing 1000 years of fire history shows how Australia's forests grew more fire-prone after colonisation, creating landscapes that drive the country's worsening bushfire crisis

Analysis

What Australia's landmark climate ruling could mean for new fossil fuel projects

Australia's High Court has ruled that environmental authorities assessing a coal mine expansion must consider emissions from burning its coal, even overseas

Research

When a bike path is more than a bike path

New infrastructure is building '20 minute cities'. Beyond practical benefits, this approach is likely to offer considerable social and personal value – gains yet to be fully measured

Opinion

We know how to end homelessness. We just won’t pay for it

Japan has record low levels of homelessness and Finland has spent decades driving its numbers down. One built its way there, the other made housing unconditional. Australia needs both

Opinion

What to expect from COP31 – and why it matters

Australia and Türkiye will soon be the first countries to share hosting rights for a COP meeting. So how will this arrangement play out, and what are the opportunities?