2017 will go down as the beginning of the end of the internal combustion engine.

A new tool allows Aucklanders to work out how much rooftop solar panels could save them.

Vector has been expanding its reach outside electricity and gas distribution.

Elon Musk's solar power systems could be used to restore electricity in Puerto Rico.

New Zealand schools will soon be "carbon-neutral" if the teachers have their way.

The Defence Force will cover costs of coming to the rescue during the jet fuel crisis.

Elon Musk promised to build world's biggest battery in 100 days or provide it for free.

Z Energy is investing $250,000 in a Wellington electric car sharing scheme

Refining NZ boss apologises to travellers as they face continued disruption.

Fuel pipe being scrutinised to determine what caused flight-disrupting rupture.

Even though the pipeline has been fixed, some fuel grades may still run dry this week.

Rich resources of oil and gas could lie trapped inside volcanoes buried off our coasts.

The coalmine that once fired Greymouth's economy will be broken up and sold by tender.

Flight schedules are returning to normal at Auckland Airport as jet fuel is trucked in.

New photos have been released revealing the damage to the Refining NZ pipeline.

Chorus is going to underwrite its dividend reinvestment programme.

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.

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.

What do political parties propose to do about combating climate change?

How do political parties propose to manage and protect our lakes and rivers?

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.