Mine rehabilitation plans for the proposed giant Carmichael coal mine in Queensland fall far short of best practice and will expose the environment and taxpayers to huge risks, according to anti-mine group Lock the Gate.

Pacific Ocean will switch from serving as a brake to an accelerator, a new paper warns.

• EXCLUSIVE

With storage prices dropping about 20 per cent a year, the attraction for cutting reliance on grid power is brightening fast.

Westpac's decision to effectively rule out lending to the proposed giant Adani coal mine in Queensland has drawn praise from environmentalists but derision from the government and industry.

A cold snap is likely to give way to a milder few months ahead.

Maybe the hardened convicts who carved the 19th-century gravestones dotting this tiny Tasmanian island were barely literate, or perhaps one of them just had a wicked sense of humour. Schoolmaster Benjamin Horne went to his repose in 1843 with this sentence chiselled above his head: "Sincerely regretted by all who knew him."

Rising energy prices drive a huge surge of consumers and businesses installing solar panels.

Scientists in Australia are examining the possibility of enlarging and brightening the clouds around the Great Barrier Reef to save it from bleaching.

A team of scientists have documented what they're describing as the first case of large-scale river reorganization as a result of human-caused climate change.

A Sydney housing estate is streets ahead when it comes to energy efficiency.

Unprecedented back-to-back annual coral bleaching events have affected two-thirds of the Great Barrier Reef, with this year's event already leading to mortality of half the corals in some key tourist tracts, scientists say.

Australia's military is waking up to the prospect that more of its troops will be devoted more often to disaster relief.

• COMMENT

As residents and businesses clean up from the ravages of Cyclone Debbie, a second round of damage is hitting. Now insurers' shareholders and policyholders are feeling Debbie's blast.

• COMMENT

Global warming will radically change our region, with massive military and humanitarian repercussions.

The widespread flooding in northern NSW has prompted the Insurance Council of Australia to add the region to its catastrophe declaration in the wake of Cyclone Debbie.

The Vatican has urged US President Donald Trump to listen to "dissenting voices" and reconsider his position on climate change, saying the United States risked losing its environmental protection leadership to China.

Human societies and a multitude of species are going to be tested by climate change in ways that are barely understood, a new study finds.

For years, the United States pushed China to commit to limiting its fossil fuel use. The countries now look likely to switch roles.

• COMMENT

No matter what the US president does, the physics and chemical impacts of burning coal, oil and gas are uncontroversial.

The film focuses on events from flooding in Miami and the Philippines, the worst drought on record in Syria, to air pollution so bad in some parts of China that life expectancy has declined by six years.

It's the storm surge not the wind that poses the main risk for residents living in Debbie's path.

Two resignations from the board of the Climate Change Authority come with criticism of the Turnbull government.

• COMMENT

The Great Barrier Reef is dying on our watch, and that's almost all we're doing.

Pressure on China's leaders to cut pollution from coal is likely to intensify - potentially hurting Australia's exports - with new research showing Beijing's air quality will get worse with climate change.

The critical reef tourism industry in Queensland is about to take a dive.

The world is 33 months into its biggest recorded coral bleaching event with little sign of it ending, raising the prospect that coral mortality on the Great Barrier Reef will increase "significantly" from the quarter already lost in the past year, scientists say.

The unprecedented death of Australia's northern mangrove forests has been put down to a lack of water.

Over the past three years, almost all of the world's reefs have experienced summertime heat stress.

The great bulk of Australia's largest listed companies are failing to disclose their exposures to climate change.