Tagged: heatwaves

Extremes report 2013: NZ drought and record Aussie heat made worse by warming - Hot Topic

Gareth Renowden Oct 01, 2014

The latest climate extremes report finds that 9 out of 16 extreme weather events from last year were influenced by climate change. In particular, the conditions that led to New Zealand’s severe North Island drought — the worst for 41 years, estimated to have cost the economy NZ$1.3 billion — were made more likely by […] … Read More

IPCC WG2 impacts report released: fire, floods and rising seas in all our futures - Hot Topic

Gareth Renowden Mar 31, 2014

After the usual run of late nights and argument, the IPCC has released the second part of its fifth report — the Working Group 2 report on climate impacts and risks management. Commenting on the report, VUW climate scientist Professor Tim Naish said “this latest report makes it quite clear that New Zealand is under-prepared […] … Read More

Where the wind blows, it rains: Arctic warming and wacky jetstream ruins European summers - Hot Topic

Gareth Renowden Oct 31, 2013

The dramatic loss of summer sea ice in the Arctic has prompted a lot of research interest in the way that this is affecting weather patterns around the northern hemisphere. The latest contribution is Influence of Arctic sea ice on European summer precipitation, by Dr James Screen of the University of Exeter [PhysOrg]. In this […] … Read More

Beatin’ the heat: cut carbon or we’re cooked - Hot Topic

Gareth Renowden Aug 23, 2013

The area of land affected by extreme heatwaves is expected to double by 2020 and quadruple by 2040, and there’s no way we can stop it happening according to a new paper by Dim Coumou and Alexander Robinson – Historic and future increase in the global land area affected by monthly heat extremes (Environmental Research […] … Read More

I think it’s going to rain today (when it’s wet, it’s very very wet) - Hot Topic

Gareth Renowden Jun 23, 2013

I took Rosie the truffle machine for a walk around the farm just before dark yesterday. We were both a bit stir-crazy after four days of cold, cold rain and a couple of days of screaming southerlies that brought snow to our hills. The ground passed field capacity at the beginning of last week, when [...] … Read More

TDB today: Watching the ice melt - Hot Topic

Gareth Renowden Apr 17, 2013

My column at The Daily Blog this week is all about ice — specifically the start of the melt season in the Arctic, and what that means for the climate of the northern hemisphere. What’s going on in the Arctic is rapid climate change, and it’s happening now. It’s changing the weather that most of [...] … Read More

Bill English’s weasel words on weather, climate and drought - Hot Topic

Gareth Renowden Mar 14, 2013

Occasionally — but only occasionally — the political pantomime that is parliamentary question time throws up something interesting. Yesterday, NZ’s deputy prime minister Bill English managed to dig himself into a drought-ridden hole, only to emerge looking like a climate denier. Green Party co-leader Russel Norman tried to get English to expand on his earlier [...] … Read More

The Climate Show #32: a Cook’s tour of the Aussie heat - Hot Topic

Gareth Renowden Jan 24, 2013

At long last: John Cook from Skeptical Science rejoins the Climate Show team for the first show of 2013. He hooks up with Glenn and Gareth to review Australia’s big heatwave, and stays around to dig into the new Greenpeace report on dirty energy, discuss Obama’s inauguration speech and Boris Johnson’s climate blunder, the latest [...] … Read More

Messages from a sizzling continent: Salinger on the Aussie heatwave - Hot Topic

Gareth Renowden Jan 20, 2013

This op-ed by climate scientist Jim Salinger first appeared in print editions of the New Zealand Herald last Tuesday. Global warming is not a phenomenon for future generations to deal with: it has arrived. And more frequent heat waves and climate extremes are part of this phenomenon. As I watch from my summer roost in [...] … Read More

Climate of complacency #2: de Freitas lies to TV3 - Hot Topic

Gareth Renowden Jan 14, 2013

Imagine my shock when I discovered today that Chris de Freitas — the Auckland University academic who hit the news a couple of years ago when it was found that he was teaching climate denial to first year students, but who has a 20 year history of advocating for inaction on climate change — had [...] … Read More

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