Air pollution resulting from controlled burning near Sydney last May was so severe it probably caused 14 premature deaths and sent dozens of people to hospital, according to a new health study.

Frog calls that greeted researchers after the 2009 Black Saturday bushfires were robust in number. But genetic testing has revealed they are alarmingly limited in diversity, catching researchers on the hop.

Pizza, whose fate as an air-conditioned exhibit for shoppers in a mall in southern China, is moving but perhaps only temporarily.

When kitty Rufus was rescued by the RSCPA, he suffered from a tummy bug, the cat flu and severe hydration.

Global carbon dioxide emissions from fossil fuels and industry have stabilised for a third year in a row.

A pregnant Baw Baw frog, found high on a muddy mountaintop could be the key to a successful captive breeding program for the seriously endangered animal.

A Zimbabwean court has thrown out charges against a local hunter accused of failing to stop the killing of the country's most prized lion by an American dentist, his lawyer said on Friday.

Donald Trump is looking to Myron Ebell, a well-known climate sceptic, to lead environmental policy.

Fish being caught for our tables are shrinking according to 'concerning' survey of studies published in the journal Science.

(Bloomberg) -- A lawsuit brought by children against the Obama administration may force President-elect Donald Trump to decide how far he'll go to downplay the threat of global warming.

Australia's federal fisheries authority is exploring an ambitious plan to stream live footage from fishing vessels in a bid to improve its ability to respond to controversial reports that nets are killing endangered marine animals.

Bushfires are not Sydney's biggest disaster threat

Sydney could be in for a thundery afternoon as a series of storm cells move in from the Blue Mountains.

There are as many orchids species on Black Mountain as there are in the whole of Great Britain.

A cool change on Tuesday is expected to bring both relief and anxiety to the hundreds of firefighters battling blazes along eastern NSW.

You've heard of the expression to run like the wind. Well in Melbourne last month, the wind didn't run - it flew. But exactly how far did Melbourne's persistent spring winds travel? Put it this way: if you hitched a ride you'd need a passport.

More than 100,000 households in the Sydney region and surrounds are exposed to high bushfire risks.

A major bushfire continues to burn out of control in the Port Stephens area in the NSW Hunter region.

Bogong moths aren't just a marauding horde invading our houses, hot water systems and halls of power - they are a superfood that tastes a little like "charred pork fat".

Mask-wearing protesters took to the streets of the Indian capital on Sunday as the city remained blanketed under a cloud of toxic smoke.

Divisions within the Baird government over its controversial native vegetation reforms are emerging, with a Liberal MP Bruce Notley-Smith warning they could trigger "further irreversible land degradation".

A couple's stay on Crown land at Lake Pamamaroo has lasted 11 years. Now they are being threatened with eviction.