NSW has the most large-scale renewable energy projects under way in Australia, and lifted its share of clean energy markedly in the past year.

Energy giant Santos has stitched together a deal to supply more gas into starved southern Australian markets that it argues should help solve shortages.

A weak Clean Energy Target (CET) would shift the emissions reduction burden away from the electricity sector, undermine investor certainty, and potentially leave power stations pumping out pollution into the next century, according to analysis by RepuTex.

Caltex Australia will cut jobs as part of a review of its operations as it looks to offset the impact of losing its supply contract with Woolworths.

• COMMENT

As the oil and gas capital of the world, Houston should have known storms like Harvey were coming.

Energy Minister Josh Frydenberg says small business is under 'enormous pressure' as energy retail profits continue to soar.

​AGL Energy has agreed to offload its gas assets in north Queensland to a consortium made up of Chinese gas distributor Shandong and local player Orient Energy.

Australia's peak industry lobby group fears Victoria's decision to go it alone and pursue a 40 per cent renewable energy target within eight years will push up prices that are already hurting business.

Energy companies should look to source gas on international markets to fulfil their commitments to international customers - or be forced to do so - to help solve the national supply crisis, says the head of one of Australia's biggest manufacturers.

Santos swung to a first-half underlying profit on Thursday, beating analyst estimates, helped by strong oil and gas prices and lower production costs, but held off on reinstating a dividend payout as it focuses on paying down debt.

The Andrews government will ask green energy providers to bid to supply the state with 650 megawatts of power - enough to power every household in Geelong, Ballarat, Bendigo and the Latrobe Valley - to meet its target of 40 per cent renewable energy by 2025.

The hero of East Timor's independence, Xanana Gusmao, will continue to lead his country's sensitive negotiations over maritime boundaries with Australia.

Origin Energy has opted not to pay a dividend after unveiling a top-line $2.22 billion loss in the wake of writedowns worth $3.1 billion.

Higher prices and reduced production costs have helped Woodside report a 49 per cent increase in first-half profit to $US507 million.

Falling oil prices have prompted Santos to once again slash the value of its flagship gas project in Queensland by $US870 million ($1.1 billion).

Australia's biggest coal-fired power stations are permitted to dump toxic pollutants on nearby populations far in excess of overseas counterparts, even those in China, a survey by Environmental Justice Australia reveals.

The Commonwealth Bank rules out lending to the proposed Carmichael megacoal mine in Queensland.

A key sign of OPEC's success may finally be here: the discount of immediate crude has turned into a premium.

AGL Energy has swung to a strong profit and predicted an even better year ahead on the back of rising wholesale energy prices and improving gas market conditions.

Victoria is officially the preferred home for AGL energy's planned $250 million gas import terminal, designed to ensure supply at a reasonable price.

Deregulation of electricity prices has failed and it's time to introduce a cap on tariffs by the end of the year, the Australian Greens say.

Energy giant Origin will roll out new technology allowing customers to track which appliances in their homes are using power as part of a deepening trend that sees retailers working more closely with consumers.

• COMMENT

Most of us would need hundred of dollars per year to change electricity suppliers.

• COMMENT

The major power companies' default mode is to treat loyal, long-term customers as complete mugs. You can ask for discounts, but it's finding the best deal where the pursuit of cheaper power becomes complicated.

One of Indonesia's most senior ministers has called on Attorney-General George Brandis to help speed up a class action on behalf of thousands of seaweed farmers.

• COMMENT

Tesla is burning through cash with gleeful abandon. But for its long-term believers, it doesn't seem to matter.

• COMMENT

Enough of the gentle nudges: Superannuation fund trustees are legally obliged to consider climate change risk and that's that.

Oil dropped about 2 per cent from a two-month high overnight as major world producers kept pumping more crude.

Oil prices rose to two-month highs, boosted in part by expectations of US sanctions against Venezuela's oil sector.