Preliminary analysis by Birdlife Australia has found 19 bird species around the country have lost more than half their habitat in this summer's unprecedented fire season.

What is our part in solving a problem that is, by its nature, global?

Temperatures will hover in the mid-20s over the entire long weekend but people with breathing issues should be "vigilant" warns the bureau.

Back then, before Black Saturday, we were innocents in the bush.

Australia's huge bushfires are forecast to help drive global atmospheric levels of carbon dioxide to one of the fastest annual increases on record.

The Doomsday Clock has moved forward to 100 seconds to midnight - but this is a publicity stunt, not an actual scientific measurement.

Scott Morrison needs to raise Australia's long-term emissions targets to be aligned with Liberal states and conservative governments overseas, writes the director of the Grattan Institute’s energy program, a former executive at Origin Energy.

The threat of mass fish kills is emerging across the river system as ashy sludge with "the consistency of cake mix" moves downstream.

Juvenile crown-of-thorns starfish can live for years on a bleached reef eating algae before attacking when the coral returns, a study has found.

Bosses have told brigades to prioritise burns that benefit the wider community and they must work under new hygiene requirements.

New reports show that potentially deadly fine particle emissions are soaring from coal-fired power plants in Victoria, NSW and Queensland.

A week after the NSW Agriculture Minister released the highly critical secret review of the new laws by the Natural Resources Commission the government has responded.

With the key Glasgow conference on emissions postponed and its venue turned into a field hospital, what now for international efforts to tackle climate change?

Melting ice shelves, surging visitor numbers and geopolitical wrangling made the past year a turbulent one for Antarctica – which is also dealing with what some are calling “climate strange”.

Heavy rainfall, damaging winds and hail will threaten large parts of the state across Friday night and Saturday morning.

A coalition of farming, land management and conservation groups is calling on Canberra and the states to back a package that could open up 24,000 rural jobs in a post-coronavirus world.

Australians installed solar panels on their roofs at a record rate last month, soaring almost half as much as the same month a year earlier.

Australia's former foreign affairs minister writes that climate change has not paused for coronavirus; we will pretend it has at our peril.

Residents of Wollombi in the Hunter Valley have vowed to resist plans for mining in their region.

Male seahorses transport nutrients to their developing babies in their pouches during pregnancy, a team from the University of Sydney has found.

Ahead of the looming fire season, the RFS has started preparing - working with local councils to install fire breaks, train volunteers and conduct hazard reduction burns.

Much of the coastal NSW including Sydney is likely to endure severe weather early next week with meteorologists predicting an deep low-pressure system to form just offshore.

Last week,President Macron announced a $24 billion program in response to a Citizens’ Assembly on climate change.

Environmental groups have called on Bunnings to extend to NSW its recent halt to sourcing native timber from Victoria's state forests, fearing supply will simply shift to the state's fire-hit forests.

In the high country, there are echoes of old and bitter disputes over land, culture and identity.