Electricity
'Electricity system is broken'
The Electricity Authority's decision to allow an electricity company to charge solar users a tax has astonished a renewable energy lobby group.
Authority clears Meridian of market manipulation
Meridian Energy has been cleared of claims it manipulated the electricity market on 2 June.
Power price spike claims investigated
The Electricity Authority is investigating claims New Zealand's largest power generator manipulated the electricity market to maximise its own profits.
California power plants to shut - better tech will help it cope
The company planning to shut down California's last functioning nuclear power plants says the methods it will use to cope have universal applications, including to New Zealand. Audio
Accusations of price manipulation in the electricity market
The largest electricity supplier in the country is being accused of manipulating the price of electricity. Audio
Power price spike during cold snap
New Zealand's largest electricity supplier is accused of forcing up the price of power during a cold snap earlier this month.
Electricity prices fall
Consumers have enjoyed their first drop in electricity prices in 15 years. Audio
Electric bumblebees
Bumblebees can sense electric fields generated by flowers, and are using these electrical signals as a navigational aid to distinguish between different flowers as they buzz around gathering pollen… Audio
Northern customers face power price hikes
North Island customers will pay nearly $100 more a year for electricity under proposed changes to transmission charges, Auckland power company Vector says. Under the Electricity Authority's proposal…
Electricity Authority proposes new electricity charges
The further you live from a power station, the more you pay for power - a future solution proposed by the Electricity Authority. Catherine Hutton reports. Audio
Electricity transmission shake-up
Electricity Authority has just released a proposal for a new Transmission Pricing Methodology. How will this affect consumers? Who are the winners and losers? Business commentator Rod Oram explains Audio
Who pays the cost of paying for the national grid?
The decades old question of who pays for the national grid may be settled this week, with a big announcent due tomorrow. At present, everyone pays a similar rate, but the Electricity Authority last… Audio
Electricity shake up on cards
The electricity industry is bracing itself for an upheaval this week. Audio
Powering Africa
What will power Africa's growth? Prof. Mark New from the African Climate & Development Initiative on the environmental and social challenges Africa faces as its energy needs increase. Audio
Electricity prices to fall - Keith Turner
The former head of the country's biggest power company says electricity prices will fall to a third of their current level in a little over a decade because of the spread of solar power. Audio
Electricity bills due for shake-up
South Islanders may soon get cheaper electricity bills, while those in the upper North Island could end up paying more, analysts believe.
Solar panels vs electric cars - what's greener?
Last week the Parliamentary Commissioner for the Environment, Jan Wright, suprised many when she came out in support of a report written by Wellington based Concept Consulting. The report says that… Audio
Using light and electricity to study individual brain cells
Optogenetics uses light to target individual cells, and Peter Freestone is using it to better understand Parkinson's disease and the role of endocannabinoids in how brain cells communicate. Audio
Coal-fired Huntly plants could stay open after all
Talks are underway which could extend the use of coal to generate electricity in New Zealand. Audio
Smelter could run at half capacity
New predictions pick the aluminium smelter in Southland is likely to stay open, but possibly in a scaled-down form.