By taxing heavy polluting cars nearly half of car sales in Norway are electric.

Energy Mad shareholders are set to vote on the company's future.

Only 13 per cent of PNG has access to electricity but that will change.

COMMENT: Scientists are trying to find new sources for the valuable metal lithium.

COMMENT: Electricity suppliers are not preparing for shortages next winter.

Departing chairman takes aim at Entrust, the ComCom and even perceptions of Rocket Lab.

Slide gains momentum amid US-China trade worries and dampen energy demand.

Entrust has pulled support for two recently appointed Vector directors

Four independent power retailers have laid a joint complaint with the market regulator.

Call for urgent action as findings show more heat stored than previously thought.

High pump prices prompted consumers to use less and to shop around more for discounts.

Economy Hub: How long will pain at the pump last and what will it mean for the economy?

Sick of waiting for the Government, business has decided on its own greenhouse gas policy.

Switch suggestion follows "unpredictable market conditions".

It's better that dogs have emptied their bladders before they die. Less mess.

The Electricity Authority says the market is behaving as expected.

Flick spot price customers angry over soaring recent bills.

Saudi Arabia annually cuts off more heads than Isis has done in all its years of existence

A review of bills suggested thousands are on low-user plans when they shouldn't be.

Te Papa summit to explore how high-tech innovation can fight climate change.

Oil may rise on international speculation this week.

Tilt Renewables begins months of planning before building Waverley Wind Farm

Expert questions if $10m light show on Auckland landmark is really powered by the sun.

Genesis warns of 'exceptional' market challenges, issuing a warning to Government.

New Zealand's energy performance is the best in the Asia-Pacific region

Genesis says an industry-wide approach could be the best way to help needy consumers.

Meridian says it wants to expose ''dirty secrets'' but Mercury says its price scheme best.

Methane must be tackled along with CO2 and N2O, climate scientist Dr Jim Salinger says.

COMMENT: Ending exploration licences will destroy revenue and jobs.

A bill to give effect to the controversial ban on now offshore exploration is now ready.