Known for their oil fields, refineries, and petrol stations, BP, Royal Dutch Shell and Total are also the world's biggest oil traders.

Greymouth Petroleum's former chief operating officer and his company have been ordered to pay almost $780,000 to the oil and gas firm for negligence associated with a fracking operation and a seismic survey programme in Taranaki.

The price of oil is tumbling again, rattling an already-shaken oil industry and heralding lower prices for consumers.

In the midst of the price swoon, many executives and workers remain confident the oil-sands industry will pull through.

Vigorous seas are reducing the chance of tar balls washing ashore after a split pipe at an offshore platform caused 250 litres of oil to spill into the sea.

Lower oil prices mean the less efficient carriers with older aircraft than Air New Zealand are back in the game, writes Grant Bradley.

Just over one month since its last downgrade of Moscow's credit rating, Moody's said Russia "is expected to experience a deep recession in 2015 and a contraction in 2016".

Energy Minister Simon Bridges says big petrol retailers are "on notice" after they maintained large profit margins while the price of oil was falling sharply late last year.

Job security in Canada remains at elevated levels despite energy companies and retailers firing workers.

New Zealand Oil & Gas, the exploration company, turned in a loss in its first half after the global drop in oil prices.

Enjoy low oil prices while they last, though how long that will be is anyone's guess, writes Brian Fallow.

New Zealand Oil & Gas is fulfilling analysts' predictions that falling oil prices would prompt mergers and acquisitions by mounting a full takeover bid for Cue Energy, just two months after....

The CBOE Crude Oil Volatility Index climbed to 63.14 on February 5, the highest level in almost six years.

Oil prices have made strong gains for a second day, helped by a surprisingly robust jobs report in the United States, the world's largest crude consumer.

Auckland councillors have been bombarded with more than 200,000 emails urging them to oppose the latest proposed oil exploration plan.

Oil prices closed higher after a volatile session that saw the New York price drop below US$44 a barrel for the first time since March 2009.

NZIER's monetary policy shadow board believes the Reserve Bank should leave the official cash rate on hold at 3.5 per cent tomorrow but that the next best option would be a cut.

People making the most of low petrol prices have been filling up containers, causing Z Energy to issue a warning about the risks of storing fuel at home.

The prospect of further rises in the Reserve Bank's official cash rate has disappeared over the horizon.

The New Zealand Superannuation Fund says it remains comfortable with its investment in the US oil and gas industry.

Oil bulls finally caught a break as prices capped their first weekly advance since November.

Oil advanced after the International Energy Agency lowered forecasts for supplies from outside Opec and an industry report showed US companies had reduced drilling activity.

Oil prices have fallen dramatically. But it could take months for falling fuel prices - which feed into economic activity - to benefit consumers.

The price of petrol keeps plunging but the savings are yet to ignite discounts for consumers elsewhere in the economy.

Plunging oil prices have forced explorers to scale back plans in New Zealand, some have had to restructure and there could be a sharp decline in capital spending in a sector the Government has backed....

Petrol prices have fallen again today, with 91 Octane up to four cents cheaper at major retailers than it was yesterday.

Australia's coal seam gas extraction industry is set for a bumper year in 2015, but the petroleum exploration sector isn't.