Shares in lightbulb maker Energy Mad surged after it announced it had begun selling its energy-efficient products online in the United States through internet retail giant Amazon.

A ''rapid response'' team of up to 260 people has been set up to take to the water to hinder Anadarko's deep-sea drilling operations.

Global demand for solar panels is expected to hit a three-year high this year and a local company says falling prices are set to spark "explosive growth in solar energy"".

Texan oil giant Anadarko's environmental credentials and the future of its New Zealand offshore exploration programme are being questioned as the company faces a US toxic site cleanup and compensation claim which could reach US$14 billion ($16.9 billion).

Government efforts to entice major global oil and gas producers to New Zealand has borne fruit, with Norway's state-owned Statoil and Australian heavyweight Woodside Petroleum winning exploration licences in the latest permit awards.

The Govt has revised the estimate of how much it expects to receive from its partial asset sales down to between $4.6 to $5b.

NZ lighting technology has saved the Countdown supermarket chain's owner almost $500,000 a year in energy costs in two of its buildings.

Investors who took up shares in newly listed Mighty River Power and Meridian will take little comfort from PwC's latest report on the electricity sector.

The Environmental Protection Agency is confident of defending their decision to allow off-shore oil drilling in the Taranaki basin, Prime Minister John Key said today.

Deep sea exploration oil drilling off the Waikato coast by Texas-based oil company Anadarko began early today.

Jack Johnson isn’t your typical rock star – he breaks the mould in terms of how the well-off behave.

Veteran New Zealand oilman Rob Jager says he can understand concern over deep water drilling off New Zealand's coast.

Voting begins today in a citizens-initiated referendum on whether the Government should sell part of its stake in power companies and Air New Zealand.

The Government, fresh from the sale of shares in Mighty River Power and Meridian Energy, faces a harder sell when it comes to divesting a 49 per cent stake in the third and final power generator.

The Auckland Council has approved oil exploration permits off the city's West Coast in a submission to the Government.

Two University of Auckland professors whose technology stands to change the world have won this year's Prime Minister's Science Prize.