Biodiversity
Exclusive
Animals
Threats mounting for the last of Sydney’s healthy koala population
Members of the healthiest koala population in Sydney are dying at an alarming rate, as chlamydia-infected koalas and housing development inch closer to their habitat.
- by Laura Chung
Latest
How do you stop the spread of feral deer? Draw a line in the sand
Invasive Species Council spokesperson Dr Tiana Pirtle said the action plan was a potential game-changer in stopping the introduced pest.
- by Laura Chung
How this dry, trampled horse paddock became a thriving nature reserve
Animals are returning to reclaim their habitat from invasive species in what was once a dry horse paddock.
- by Benjamin Preiss
Coral bleaching alert for Great Barrier Reef as hot summer looms
This summer is forecast to be hot and dry, raising the risk of marine heatwaves that drive coral bleaching and biodiversity losses in the Great Barrier Reef.
- by Mike Foley
‘We can’t ignore this problem any more’: Aerial shooting of feral horses reconsidered
The NSW government is reassessing a proposal to kill feral horses from the air after their populations in the Kosciuszko National Park boomed.
- by Laura Chung
Foxes and rabbits and deer, oh my! Invasive pests on the march in Melbourne
They are causing environmental destruction and scaring some residents into staying inside, as the pests use the Yarra River as a highway to push further into suburbia.
- by Benjamin Preiss
It started with 100 plants in a secret Sydney canyon – now they’re popping up all around the world
A worldwide experiment is helping save an ancient Australian tree from extinction.
- by Julie Power
Australia was stripped bare by feral animals. This sanctuary is reversing decades of damage
Like stepping inside a time machine, Newhaven in the Northern Territory offers a glimpse of Australia before Europeans arrived.
- by Nick O'Malley and Nick Moir
Would you swim at a Sydney beach without a shark net?
The high number of non-target species caught in shark nets this year has renewed calls from experts to ditch the nets.
- by Laura Chung
Labor’s environment movement at odds with Plibersek over conservation
The Albanese government is being urged to create an independent overseer of development decisions. But Tanya Plibersek has instead committed to establishing a new agency.
- by Mike Foley
Sunny Corner mine was abandoned a century ago. It’s still a toxic ‘deadly’ mess
Mining companies must pay a bond to the state before they touch the soil. But is it enough?
- by Laura Chung and Brook Mitchell