Snow in Southern Alps melting earlier than usual thanks to scorching summer.

Extreme heat is likely to cause more health problems in future, the Ministry says.

NZ has $20b of stormwater and wastewater systems that are not up to what may be coming.

The last time summer was running this hot, Nazis ran Germany. What's been the difference?

People with multiple sclerosis are particularly vulnerable to extreme heat.

Waiau in North Canterbury records 37C as January is on track to be our hottest month ever.

Expert dubs kingfish sentinels of climate change as presence in deep south grows.

How are oceans faring with pollution, fishing and climate change? Simon Thrush explains.

Following a string of major incursions, Professor Travis Glare discusses NZ's biosecurity.

Climate scientist Dr James Renwick says time's running out to avoid the worst of warming.

Ecologist Russell Death paints the big picture on the state of our rivers and lakes.

They're called dead zones - patches of water that kill life - and NZ isn't immune to them.

COMMENT: Hard to feel jazzed about 2018 knowing Earth and its denizens are on brink.

Here's one relative you're probably glad didn't pop round for Christmas.

International scientific research ship JOIDES Resolution tackles Zealandia missions.

In our Science Made Simple series, we talk to mathematical modeller Dr Alex James.

Understanding prehistoric global warming events could tell us much about Earth's future.

COMMENT: Climate change has begun and we hardly remember the storms.

A response to Mike Hosking, who said the climate change commission will achieve nothing.

NZ-led expedition investigates how warming oceans could erode huge ice sheet.

Govt says public consultation is the first step to a 30-year pathway to net zero emissions

Jacinda Ardern and James Shaw announce formulation of the Zero Carbon Act and an independent climate change commission.

Projections are under-estimating global warming, writes climate scientist Dr Jim Salinger.

Greens told that an indefinite moratorium on new coal, oil and fracking would cost $15b.

Ross Ardern's new job will move him closer to his daughter, Prime Minister Jacinda Ardern.

NZ doesn't have a co-ordinated plan to adapt to future climate change, Govt report finds.

New Zealand's glaciers have shrunk in area by one third since over the past four decades.

Plenty of pledges, no major promise at Paris summit.

2017 will be a record year for extreme weather events, following fires, floods and storms.

Climate Change Minister James Shaw to release Govt guidance on coastal hazards on Friday.