Fujitsu has been fined $310,000 for making unsubstantiated claims about its heat pumps.

Bill English's plan for key infrastructure didn't include the ruptured pipeline.

Fuel tankers may need to use bus lanes to get supplies through, says mayor Phil Goff.

Wealthy private jet owners are avoiding stops at Auckland because of the fuel crisis.

Airways is introducing new measures to help save fuel as the aviation gas crisis worsens

HMNZS Endeavour will move diesel fuel from Marsden Point to other parts of the country.

Air New Zealand sounded a warning of risks to aviation fuel supply five years ago.

Air New Zealand has published a new list of Auckland Airport flight cancellations.

Gas-guzzling bugs in extreme New Zealand environments could help combat climate change.

Meridian Energy reported flat earnings for the year to June 30.

What policies are parties proposing to manage and protect our natural resources?

Kiwi scientists have helped unlock frozen secrets that change what we know about methane.

NZ founders of a bid to plant a 10 billion-tree "Trump Forest" are overwhelmed by support.

The electricity generator and retailer's net profit increased by 15 per cent to $184m.

NZ producers had their margins squeezed by rising electricity and gas prices in June.

MBIE appeal could make it easier. Made with funding from NZ On Air.

Contact Energy reported a 10 per cent fall in underlying earnings.

NZ Windfarms to buy Te Rere Hau wind farm distribution assets from Powerco for $17.3m.

NZ First leader Winston Peters says report on sale options for Transpower is suspicious.

Drivers will only be able to buy electric cars in Britain from 2040.

Trustpower sees earnings rising as much as 12 per cent.

Despite a deluge nearby, the critically low southern hydro lakes missed out on rain.

Slingshot was the top growing power company last month, despite not being launched.

Vector is refusing to pay back $13.9 million to Aucklanders after overcharging them.

COMMENT: New sales at record but many may be obsolete in a generation.

The Greens have reprised plans to create a $100m bank for green projects.

Families are getting a boost from Labour with more money and a $3000 "baby bonus".

Science reporter Jamie Morton looks at the case for more green buildings in Auckland.

COMMENT: A mandated approach to renewable energy is good news for NZ.

What can the City of Sails learn from the City of Light to make itself greener?