Environment
Conservation
Urgent call to fence off Kosciuszko creek to save endangered fish
Wild horses stir up fine sediment in the water, which smothers the insects that the fish feed on and also harms the eggs, scientists say.
- by Peter Hannam
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Whales
This dead whale's stomach had 40 kilograms of calcifying plastic
By the time marine biologist Darrell Blatchley arrived at the fishing village, he already knew how the young whale had died.
- by Deanna Paul
Water
Government's secret plan to raise Warragamba Dam wall by 17m
The Berejiklian government has developed secret plans to lift the height of Warragamba Dam more than publicly announced to take into account the impact of climate change.
- by Peter Hannam
Climate policy
'Consumers must act': Jane Goodall's plea to avoid a 'bleak' future
The renowned naturalist says the increase in youth activity - such the global climate movement started by Swedish student Greta Thunberg - is a source of hope.
- by Peter Hannam
Water
Ancient rite, modern fight: how brumbies are breaking the landscape
“The horse is much heavier than us, so when they tread on this, they are turning the taps off on the Murrumbidgee River.”
- by Justin McManus and Finbar O'Mallon
Pollution
India has 15 of top 20 cities with world's worst air, report finds
South Asia is an especially toxic region for air quality, according to the report, which looked at data from more than 3000 cities around the world.
- by Kai Schultz
Wildlife
Forget reality TV, species' survival at stake in this matchmaking show
A captive breeding program stands between Victoria's only endemic bird and extinction. But getting the helmeted honeyeater to find love at first sight is a tricky business.
- by Joe Hinchliffe
Animals
'Weirdest-looking thing you've ever seen': massive sunfish washes up in US
A giant sunfish usually found in the waters of Australia, New Zealand and South Africa has washed up in California, and scientists don't know how it got so lost.
- by Alejandra Reyes-Velarde
NSW votes
'Line in the sand': NSW Labor plans blitz to undo environmental 'mess'
A Climate Change Summit would be called within the first year of a Daley-led government to determine the best pathways to achieving net zero emissions by 2050.
- by Peter Hannam
South-east Queensland
Minister says koala bushland near Belmont rifle range may not need to go
Sports Minister Mick de Brenni says it may not be necessary to clear any further koala bushland near the Belmont Shooting Complex to allow a new shotgun range to be installed.
- by Tony Moore
Shark
If you swim in sharks' sea, you're more likely to drown than be eaten
Yet another shark attack confronts us, but a Sydney summit has added some perspective to the debate.
- by Helen Pitt