Ecological data reveal a changing Arctic
Scientists track animal behaviour over three decades.
Three decades of data on animal migration and movements in the Arctic confirms that they are shifting their behaviour...
How droughts affect forests
Scientists explore the ecosystem regrowth.
High on the list of the threats forests face due to climate change is tree mortality following droughts, which are be...
New view of Tweed Valley’s attraction
It’s a ‘natural laboratory’ to test carbon sequestration.
Australia’s Tweed Valley region, in northern NSW, boasts world-class surf breaks and sub-tropical rainforest – and ac...
We need better weather warnings
WMO calls for switch to impact-based forecasting.
More than 11,000 disasters have been attributed to weather, climate and water-related hazards over the past half cent...
Unprecedented ice loss expected in Greenland
Scientists model the impact over 12,000 years.
Mass loss from the Greenland Ice Sheet is likely to be higher in this century than at any time in the past 12,000 yea...
Burning up the health budget
2019–20 bushfires cost Australia in so many ways.
Ruined homes and other structures are among the most obvious signs of bushfires, and because there are insurance and ...
Arctic ‘transitioning’ to a new climate
Extremes are becoming routine, study suggests.
The Arctic has started to transition from predominantly frozen to an entirely different climate, according to a new r...
What tipping points are telling us
Why we need to understand them and respond.
By Andrew Bernier, Arizona State University Lately, you may have heard someone say that we have reached a “tipping...
A barcode of Earth’s climatic past
66 million years of change uncovered from ocean sediments.
Climate scientists have compiled the first continuous, high-fidelity record of variations in Earth's climate extendin...
Renewed interest in weathered records
Bringing handwritten climate history into the digital age.
Each week Cosmos takes a look at projects and news about citizen science in Australia. This week, we report on a new ...
Antarctic ice shelves at risk of fracturing
Study says their disintegration could lead to sea-level rise.
The ice shelves ringing Antarctica are vulnerable if rising temperatures drive melt water into the numerous fractures...
Leaves long left alone have story to tell
Rare fossils may indicate patterns of future greening.
Scientists studying leaves from a 23-million-year-old New Zealand forest have linked high levels of atmospheric carbo...