Norman and climate activist Sara Howell were discharged without conviction.

Young Kiwi leaders and Hawaiian Airline staff clean up rubbish from around the Pacific.

Floating rubbish collector creator hopes to clean up Pacific Ocean's garbage island.

UQ Global Change Institute Director Professor Ove Hoegh-Guldberg explains significance of new research that has found evidence to suggest the 2016 coral bleaching on the Great Barrier Reef also affected deep reefs. Credit: UQ Global Change Institute

Climate change may threaten even the darkest depths of world-renowned Great Barrier Reef.

The floating boom was being towed from San Francisco to the Great Pacific Garbage Patch.

Top NZ scientist dismayed at allegations of Japanese whaling in new Antarctic reserve.

The Viaduct Harbour will receive their much awaited Seabin - the first one to be installed in New Zealand. / The Seabin project

Life could exist on the huge number of "water worlds" in our solar system.

Māori nationwide to be asked: "What is keeping you awake at night?"

Federica Mogherini says the EU is always a solid, reliable partner.

Kite surfers putting on an impressive display while taking advantage of the southerly gale and big swells at Lyall Bay on Wellington's south coast.

The Southern Ocean below NZ absorbs 40 per cent of CO2 emissions. But for how much longer?

A leopard seal has been found shot dead on a Northland beach in New Zealand. Source: Supplied

Plastic pollution could push some NZ seabird species to the brink of extinction

As his co-workers insist it wasn't an accident.

All Blacks Sevens Tyla Nathan Wong and All Black Israel Dagg help raise awareness on how plastic effects our oceans. / Greg Bowker

Warmer-water events can worsen the nutritional balance of fish, new study finds.

Eugenie Sage wants to phase out single-use plastic bags but no decision has been made.

It we don't act now, more plastic will be in the oceans than fish.

Tragic images of ocean life swimming in plastic belies a bigger problem, researchers say.

50 years on from the Manapouri saga, NZ's laws have failed its environment, writer argues.

A ship which ran aground in 1865 has been uncovered by unusual tidal conditions.

Not enough is known about how these materials break down in the environment.

Scientists are appealing to the public to find three sea seismometers lost near Gisborne.

NZ has its very own population of the largest animal in the world: the blue whale.

National Geographic's cover is going viral featuring image called "one for the ages".

Changes in Earth's orbit have influenced evolution - and extinction - over 450m years.

Scientists have just detected a record, seven-storey-high wave in the Southern Ocean.

Anyone who thought it had become too sanitised has been proved to be way off the mark.