Scientists perplexed as tornadoes tear across United States
The US tied its record of 11 consecutive days with at least eight tornadoes each day.
The US tied its record of 11 consecutive days with at least eight tornadoes each day.
A dramatic new stocktake shows climate change is here - and now affecting millions of us.
A horrific disaster is unfolding in this tiny country - it's just one of many.
We'll soon be able to reveal climate change's hand in extreme weather - and in real time.
The entire state is now impacted by drought.
A new poll shows Kiwis want climate action, but doubt the world will avoid worst impacts.
Harsher droughts under climate change could threaten our crops with serious diseases.
The region spends $135b on defence - but just 1.5b on climate mitigation.
Cape Town, South Africa's second-largest city, is suffering from a severe water shortage.
The message sends hope that by 2060 our climate is not in a state of disarray.
A "trifecta" of big drivers combined to make this summer what will be NZ's hottest ever.
The last time summer was running this hot, Nazis ran Germany. What's been the difference?
Climate scientist Dr James Renwick says time's running out to avoid the worst of warming.
Briefings: NZ needs to take hold of "window of opportunity" created by Paris Agreement.
Much of NZ's sewer networks aren't designed for the potential impacts of climate change.
Climate change a bigger migration factor than income and freedom combined, NZ study finds.
Damaging, extreme El Nino events will likely become twice as common under climate change.
Two Waikato University researchers discuss what Kiwis think about climate change.
As climate changes, so does the frequency and magnitude of floods and droughts.
Food crises are erupting across Africa and there is no money to fight it.
Rain has brought relief to drought-stricken South Island farmers.
Scientists invented a water harvester that could consign droughts to history.
Why do so many New Zealand communities lie in flood zones? An expert explains.
New Zealand was a decade behind countries like the UK.
COMMENT: Figures released last month by Niwa show that 2016 was the hottest year on record for New Zealand, with record or near-record breaking temperatures for many locations, writes Adelia Hallett.
Rain is one the way at last for some of the driest parts of New Zealand.
Farmers needed serious rain - up to 100mm - but there was none on the horizon and soil moisture levels across Northland were extremely low.
COMMENT: Storms, high winds, heavy rain and even ice... What has happened to summer and will it improve. WeatherWatch head analyst Phil Duncan explains.