Climate change has started and we all must take action.

COMMENT: It needs WWIII to turn this overloaded, burning, sinking global ship around.

Few businesses in NZ's biggest city fully prepared for natural disasters, new study finds.

News in brief: Fashion on show; school success; aggravated robbery; council acquires land

Fossil fuel buyers should get used to the idea that prices will rise, writes Brian Fallow.

We're all frogs in climate change's pot - but there's still time to turn the burner down.

It's time to put greed and denial aside and tackle climate change, Dr Geoff Bertram says.

The Auckland University professor says science can only be one aspect of policy making.

UN report on limiting warming to another 1.5C should "end magical thinking", expert says.

Straight-out climate change denial wasn't tested this year.

Being seen to be green isn't so much a leg-up for a brand as a source of risk.

Since human civilisation began, we have lost 83 per cent of all wild animals.

COMMENT: Environment Commissioner's report lacks proper scientific understanding.

Increased Russian submarine activity in the Arctic is prompting the UK to act.

PM Jacinda Ardern announces extra funding, challenges others to do their bit.

A bill to give effect to the controversial ban on now offshore exploration is now ready.

Vast area of Antarctica retreated when Earth's temperatures weren't much warmer than now.

Greenpeace NZ senior campaign advisor Steve Abel talks about the Rainbow Warrior, climate change and the transition to clean energy.

Never before has a hurricane threatened the East Coast with nearly 1.2m of rainfall.

Ag sector could slash methane emissions through tailored farm plans, Peter Gluckman says.

The last category 4 hurricane to hit the Carolinas was in 1954.

NZ scientist teaming up with an international effort searching for life beyond Earth.

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

Why do climate deniers stick to their beliefs despite overwhelming scientific evidence?

Unlike its southern equivalent, the North Pole is a destination without a marker.

The signs are that methane from livestock will be treated differently to CO2 emissions.

Productivity Commission's findings have some nasty fish-hooks for agriculture.

A low-emissions economy for NZ is "challenging but achievable", commission's report finds.

COMMENT: Business is waking up to the need to reduce carbon emissions

Full interview: Helen Clark on Jacinda Ardern, Trump and the apocalypse. Video / Chris Tarpey