An intense heat trough over the country's north-west may bring Australia's first observation of 50-degree temperatures in 17 years, forecasters say.

THE CHEAPEST AND cleanest energy choice of all is not to waste it. Progress on this has been striking yet the potential is still vast.

Victoria's frogs are facing a conservation crisis according to biologists, who warn that some of the state's amphibians have "passed a tipping point", while others have become extinct.

Australia's Catholics are preparing to step up campaigns to address climate change ahead of an expected call to action by Pope Francis.

Study shows for the first time which parts of the Great Barrier Reef and other reefs can be expected to bounce back from mass bleaching events

The federal court is being asked to overturn the environment minister, Greg Hunt’s approval of Indian company Adani’s $16.5bn Queensland coalmine because he did not take into account the impact on

Australia's ranking among investors in large-scale renewable energy plummeted in 2014, dropping behind much poorer nations such as Panama, Sri Lanka and Myanmar, as confidence in the Abbott governm

BHP Billiton wants to increase radioactive waste storage at Olympic Dam, but opponents say leakage rates will rise

‘Each state has a responsibility to push the federal government in this area,’ Victorian environment minister Lisa Neville says