Overhead power lines may have been impaired high winds overnight

It's been about five days since the storm, and 400 Auckland homes still have no hot water.

Thousands are still without power - and one Franklin man isn't happy about the wait.

10 bold ideas which could change the world.

6.1 million energy efficient appliances were sold in the year ending March 2017.

Shares slip in thin holiday trades as appetite decline companies offerings.

Southern lake levels are below average and generators are cutting back on hydro power.

The package will benefit 384,000 families with children by an average of $75 a week.

Charging stations will be free to use for about six months.

A power company is handing out free energy-efficient lightbulbs to homes in need.

The birds have chosen the worst place possible to build their nests.

Electricity prices suggest the transmission network is in need of review.

Government will hold inquiry into retail power prices, which it says are high.

Electricity provider Orion says power won't be back on before midnight.

Vector is introducing artificial intelligence systems to manage Auckland's power.

The new Government will investigate solar panels to cut school power bills by $20m a year.

New government's 100 per cent renewable power generation by 2035 doable, says expert.

A sweeping Government stocktake out today warns of shifting temperatures and rising seas.

A major power outage in Auckland CBD has resulted in multiple traffic signals being out.

Mercury is about to set up a battery trial that could help avert power shortages.

Electricity users, retailers push back against Powerco's price hike plan.

Work is underway on a $10m project to light up Auckland Harbour Bridge

NZ Windfarms chair Kerr-Newell urges incoming govt to look at market structure.

Watchdog says firms offering such deals need to be clear on fine print.

Man running Dunedin's run-down electricity infrastructure is leaving with a huge payout.

Large-scale use of batteries is expected to become commercially viable in 3 to 5 years.

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

The telco Orcon has joined its sister company Slingshot and is now selling electricity.

Worksafe confirms its investigating ten sites affected by potentially dangerous cabling.

The Commerce Commission looking at tightening rules for electricity and gas companies.