Environment
Climate change
The frogs have stopped calling where Perth wetlands have dried up
Lake Gnangara, the most southerly of the Wanneroo wetlands, and Lake Mariginiup have become acidic after previously submerged soils containing metals and other sediments were exposed to oxygen because of dropping water levels.
- by Peter de Kruijff
Latest
Perth’s ancient shrimp link to Gondwana presumed lost
The water loss at Loch McNess and the caves of Yanchep National Park have been dramatic over the past 20 years.
- by Peter de Kruijff
Those spectacular sunrises and sunsets? Scientists point to Tonga volcano eruption
An unusual spike in aerosols in the stratosphere above New Zealand is the likely cause for several weeks of vibrant and spectacular sunrises and sunsets over Australia’s east coast, scientists say.
- by Amelia McGuire
Opinion
Climate policy
There’s no achievable national climate target without WA action – ending Collie coal is just the start
Will closing Collie’s coal-fired power stations be enough for WA to meet its emission reduction obligations? Not even close.
- by Brad Pettitt
Hot, young, dead too soon – why these wrens’ climate future should worry us all
Dry and hot weather damages the DNA of purple-crowned fairy wrens causing them to age earlier and die younger, new research has found.
- by Miki Perkins
Editorial
Energy
Nuclear option unlikely, but time to have the debate
As the devastating consequences of carbon emissions from fossil fuels are increasingly evident, the promise of a baseload energy source that does not contribute to climate change might seem attractive to some.
- The Herald's View
Opinion
Renewables
Make no mistake, energy transition will be difficult and costly
While the transition to cleaner energy is inevitable, it will be a lot harder than politicians, activists, service sector chief executives and billionaire energy hobbyists would have you believe.
- by Chris Uhlmann
Opinion
Energy
Old and costly, nuclear energy has reliable friends
The world has limited funds and time to tackle the climate crisis, so perhaps we should set aside a slow and expensive solution.
- by Nick O'Malley
Why climate change is making young Australians hesitant about having children
More than four out of five young Australians are worried about climate change, while Australia has ranked 30th of 39 countries in a Unicef report on environmental conditions that affect the wellbeing of children.
- by Caitlin Fitzsimmons
Analysis
Climate policy
After a decade in the freezer, climate voices welcomed back to Canberra
Climate and Energy Minister Chris Bowen’s first meeting was designed to send a clear message that the government is serious about its climate policy.
- by Nick O'Malley
Mega, giga, terafire: New language to capture monster blazes
The term ‘megafire’ has been around since 2005. Now, an Australian team has defined it, while coining new terms for the more extreme blazes of our changing climate.
- by Peter de Kruijff