Greenpeace activists who scaled Parliament's roof and holed up for 10 hours say they felt forced to take illegal action.

Police confirmed the Greenpeace protestors had been charged with trespass at Wellington central police station this evening.

Protesters have breached security at parliament by scaling the roof and perching themselves on a ledge above the main entrance.

There needs to be a shake-up in the charity sector to ensure greater transparency and remove the tax advantages given to big charity groups, a NZ think-tank says.

Face-to-face fundraisers criticised by Wellington City councillor say they have a code of professionalism.

Six Greenpeace activists who scaled an Arctic-bound Shell oil drilling rig in the middle of the Pacific Ocean have abseiled down, with the oil giant securing a restraining order against the environmental group.

Thousands of anti-deep sea oil drilling protesters made their message heard at a protest in central Auckland this afternoon.

There are fears tuna are teetering on the edge of survival as an excess of boats fight over a decreasing number of fish.

Greenpeace has apologised after discovering an image in its 2015 promotional calendar was shot by one of the men involved in the bombing of the Rainbow Warrior.

Greenpeace can now register as a charity, the Supreme Court ruled today.

One of Greenpeace's most senior executives commutes 400km each way to work by plane, the environmental group has admitted.

Add Greenpeace International to the ranks of losers in the $5.3 trillion-a-day global foreign exchange market.

The social media phenomenon known as the Beached Az whale has been killed off by its creators to highlight the plight of marine life ahead of World Oceans Day.

Australian-listed Origin Energy is bullish on the potential of exporting liquefied natural gas (LNG) from the Caraval prospect off the coast of Oamaru.

More than 1000 protesters are expected to hit the beach tomorrow to demonstrate against deep sea oil drilling in New Zealand waters.

Charges against 29 Greenpeace activists, including two Kiwis, who faced prison in Russia have been dropped following a Kremlin amnesty.

A group of Greenpeace activists, including two New Zealanders, are trying to stay realistic over their chances of being home for Christmas, after the Russian parliament backed an amnesty bill to drop charges against them.

Greenpeace protesters charged by Russian authorities with hooliganism have had hopes of returning home in time for Christmas dashed.

Editorial: If Greenpeace is right, and there's an undersea oil well that could spill 40k barrels a day - then finding it would be very good news indeed.

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

Both New Zealand Greenpeace activists being held in Russia over an Arctic drilling protest have been freed on bail.

More than 1000 people turned up at one of Auckland's famous west coast beaches to protest against deep sea oil drilling in New Zealand waters today.

One of the two New Zealand Greenpeace protesters charged with hooliganism by Russian authorities has walked out of jail on bail today.

The first of 30 Greenpeace activists arrested by Russia in an Arctic protest two months ago has been freed on bail, in a case that has drawn attention both to Russia's ambitions in the region and its hard line against dissent.

One of the two New Zealand Greenpeace protesters jailed in Russia on hooliganism charges has been told he will be released on bail.