On the day Origin Energy lost more than $2.3 billion, the company's CEO has declared that baseload coal is over and flagged plans to regularly switch off generating units at the largest coal burning power station in the country for extended periods in an attempt to remain profitable amid a flood of cheap renewables.

A gas company that won $21 million in grants to frack in the Beetaloo Basin paid for a charter flight for the head of a Liberal party fundraising body to inspect its operations alongside the energy minister, Angus Taylor.

And a 400-year-old giant coral has been discovered on the Great Barrier Reef.

Energy company that won $21m in grants paid for Liberal party fundraiser’s trip to Beetaloo fracking site

A gas company that won $21m in grants to frack in the Beetaloo Basin paid for a charter flight for the head of a Liberal party fundraising body to inspect its operations alongside the energy minister, Angus Taylor, documents handed to a Senate inquiry show.

‘No one has noticed it’: 400-year-old giant coral discovered on Great Barrier Reef

At 10.5 metres wide, four centuries old and twice the size of its nearest cousin, an “exceptionally large” coral has been discovered on the Great Barrier Reef – the widest known in the area.

Baseload coal is over: Origin CEO

Origin Energy expects to turn off generating units at the country’s largest coal-fired power station for extended periods as it works to keep its generation business profitable amid a flood of cheap renewables.

Taylor’s favoured coal subsidy could reach $7 billion and hit households

Households and businesses could be hit hard by major electricity bill increases if a proposed new subsidy to keep ageing coal and gas plants to stay open is approved by state and federal energy ministers.

Hypersaline water leaking into Adelaide mangroves again as 'horrible history repeats'

Hypersaline water is again leaking into mangroves from faulty ponds in Adelaide's north, prompting calls for urgent action to avoid a repeat of last year's ecological disaster that killed swathes of marshland.

Australia widely criticised over emission reduction targets ahead of COP26 climate talks

This week has seen the UK, the US and even NSW Energy Minister Matt Kean pile onto Australia's approach to climate change at a virtual conference on climate action.