Energy

Drivers are paying too much at the petrol pump because the big fuel companies have a stranglehold on the market - and the infrastructure.

A draft market study by the Commerce Commission has found the… Video, Audio

Power company Mercury has made a record annual profit, driven by record geothermal generation and higher spot prices. Audio

The country's biggest fuel retailer Z Energy says the Commerce Commission's estimate of what fuel companies should be earning on their investments is too low. Audio

The Commerce Commission is targeting reform of the wholesale fuel market to bring more competition in the sector and lower prices for motorists. Audio

Z Energy chief executive Mike Bennetts reacts to the Commerce Commission's preliminary market study into the reasonableness of fuel prices. Audio

RNZ's Senior Business journalist Kim Savage reports on the preliminary findings of a Commerce Commission probe into the market dominance of our major petrol retailers, Z Energy, Mobil and BP. It has… Audio

Protesters in Christchurch put their bodies on the line today to highlight the environmental impact of coal. Nineteen people were arrested, and five train services were disrupted as the group of… Video, Audio

An investigation into what caused an explosion in the Christchurch suburb of Northwood last month could take up to a year. But residents and local authorities say they need answers far sooner. Video, Audio

The electricity sector is ripe for disruption by new technologies and new business models. Are we ready for the likes of Amazon or uber to provide us with our power ? What could it mean for consumers… Audio

Greg Robinson tells Kathryn how his hometown of Raymond in Alberta wants to be the first town in Canada to power itself using only solar panels. Audio, Gallery

The Electricity Authority has revived a proposal to revamp the costs of distributing power around the country, which it says will save the country billions of dollars.. Audio

The widespread impact of even small scale energy efficiencies in technology use are being highlighted in the latest modelling by the Energy Efficiency and Conservation Authority. Installing things… Audio

The government is preferring to keep a lid on power prices rather than trying to produce every last megawatt from renewable electricity. Audio

There's a new plan to tax gas guzzlers and give discounts on cleaner cars - but changing over to electric vehicles just isn't that easy.  Audio