Topics tagged with 'Science'
Climate change passion rides a bike
2 Mar 2018
By publisher ADELIA HALLETT | Yesterday, a young woman told an audience that included two Cabinet ministers that she was suffering from depression because of climate change.
Acid in oceans will soon get to work on reefs
1 Mar 2018
Many of the world’s coral reefs could begin to erode within 30 years as a result of increasing ocean acidity, according to new research.
Biofuels need backing of the nation, says Scion
27 Feb 2018
New Zealand could run its heavy vehicles on locally produced low-carbon biofuels – but only if the country decides collectively to act.
Science being denied swamp kauri secrets
26 Feb 2018
Scientists fear secret excavation of ancient kauri logs from swamps is hampering their ability to predict future climate change.
Summer hottest on record
23 Feb 2018
This summer is about to become New Zealand's hottest in history - despite a sub-tropical storm and two ex-tropical cyclones.
Korea real cool, but the games are getting warmer
13 Feb 2018
PyeongChang turned on typical freezing South Korea weather for the first few days of the Winter Olympics … but overall the event is getting warmer.
Our phosphorus levels are getting dangerous
30 Jan 2018
Man-made phosphorus pollution is reaching dangerously high levels in freshwater basins, new research says.
We must change what we eat, say scientists
25 Jan 2018
Big diet changes – possibly incentivised by taxes on foods with a high carbon footprint - are coming if the world is to avoid dangerous levels of climate change, scientists say.
Outlook grim for warmer Auckland, warns report
7 Dec 2017
Floods, fires, droughts, storms, slips, pests and diseases are Auckland’s future, threatening primary production and human health, warns a new report.
It's time to act on our oceans, say scientists
5 Dec 2017
New Zealand needs to start planning now for the impacts climate change will have on its oceans and fisheries, scientists say.
How much CO2 will the world need to remove from the air?
1 Dec 2017
Scientists increasingly agree that the world might need negative emissions to prevent catastrophic warming.
How artificial intelligence will make government obsolete
1 Dec 2017
Amazon, Microsoft and Google are among those in a race to hire artificial intelligence researchers to advance their efforts on autonomous vehicles, medical diagnostics and a range of other ventures.
New report has dire climate-change warnings
29 Nov 2017
As many as one in six species faces extinction as a result of climate change, scientists are warning in a new report.
Capt Cook's karaka leaves hold clues to our changing climate
29 Nov 2017
Karaka leaves gathered by naturalists on board HM Bark Endeavour nearly 250 years ago are helping today’s researchers to understand climate change.
Melting glaciers could mess up deep-sea chemistry
29 Nov 2017
Melting glaciers might be making ocean water more acidic, an unexpected finding that's given scientists new cause for concern.
NASA’s new airless titanium tyres are almost indestructible
29 Nov 2017
NASA engineers have just unveiled a super-elastic car tyre constructed from nickel titanium that could see the end of punctures.
The trouble with bitcoin and big data is the huge energy bill
28 Nov 2017
The power consumed by internet giants’ massive server farms and the mining of cryptocurrency are growing into a massive environmental headache.
Let's reuse the bad plastics and encourage the good
28 Nov 2017
Plastics have a bad name, mainly for two reasons: most are made from petroleum and they end up as litter in the environment. But both of these are avoidable.
Geo-engineering might do more harm than good
28 Nov 2017
Geo-engineering might be possible – but so far it doesn’t look practical. Yet another study sees dangers in the technofix.
SERIOUS SCIENCE: Soon it will be too late
21 Nov 2017
New Zealand scientists are among more than 15,000 warning humans they have precious little time left to change their ways and avoid environmental and social disaster.
Winter shrinking, say scientists
8 Nov 2017
New Zealand's winters are a month shorter than they were 80 years ago, NIWA scientists say.
Sulphur pollution on the rise in India
8 Nov 2017
India is on course to surpass China as the world’s largest emitter of anthropogenic sulphur dioxide.
New Zealand feeling the impacts of the hot year - scientist
7 Nov 2017
Evidence that this year will be one of the hottest on record is alarming, says one of New Zealand’s leading climate experts.
This year one of three hottest on record - WMO
7 Nov 2017
The World Meteorological Organisation says 2017 is among the three warmest years recorded, with human wellbeing facing mounting risks.
UN climate summit means business
6 Nov 2017
This year’s annual UN climate summit, the twenty-third Conference of the Parties to the United Nations Framework Convention on Climate Change (https://cop23.unfccc.int/) in UN jargon (or COP23 for short), starts on 6 November – and for once it may have an unusual spring in its step.
Cape Verde may beat NZ to 100% renewable power
6 Nov 2017
By ERIK NORDMAN | Cape Verde, the small island archipelago nation off Africa’s northwest coast, has set itself a very bold renewable energy target - to obtain 100 per cent of its electricity from renewale resources by 2025.
Rooftop gardens a game-changer for Wellington
3 Nov 2017
Wellingtonians want rooftop gardens – and the idea is being investigated by the city’s university.
Forests can bring 1.5deg Paris target closer
3 Nov 2017
Protecting the world’s forests could achieve a quarter of the greenhouse gas emissions cuts needed to meet the 1.5°C Paris target, scientists say.
Changing climate threatens our water systems
27 Oct 2017
Much of New Zealand’s $20 billion worth of stormwater and wastewater systems will not cope with the impacts of climate change, an expert is warning.
WISE WORDS: It's not all about economic growth
26 Oct 2017
The Productivity Commission is being told not to let economic growth rule its investigation into cutting New Zealand’s greenhouse gas emissions.
Emissions register ready to take on water trading
18 Oct 2017
New Zealand’s Emissions Trading Register is ready to trade in other “environmental commodities” such as water.
Foreign credits bad call, warns ex-climate envoy
16 Oct 2017
Spending up to $20 billion on buying foreign carbon credits will be a “severe imposition” on the economy and will delay New Zealand’s decarbonisation, warns our former climate ambassador.
FASHION FUTURE: Polyester will just keep on keeping on
4 Oct 2017
Scientists in Hong Kong have developed new technology that enables polyester to be harvested from unwanted textiles and recycled into new clothes.
It's about more than politics
29 Sep 2017
The next three years are more than an electoral cycle; they make up the period that could determine – quite literally – what sort of world we live in. And that’s what should be on the minds of politicians jockeying to form the next government.
United Future backs emissions trading
18 Sep 2017
United Future’s new leader says he supports the Emissions Trading Scheme, the Zero Carbon Act and wants New Zealand to be carbon netural by 2050.
Climate change threatens Te Puke kiwifruit
15 Sep 2017
The most commonly grown variety of kiwifruit around Te Puke will not be commercially viable in the area by the end of the century, say scientists.
Climate-change baddies doing business in NZ
14 Sep 2017
Companies operating in New Zealand have been named as some of the most obstructive to global action on climate change.
PALMER PRESCRIPTION: Climate needs constitution
12 Sep 2017
If Sir Geoffrey Palmer had had his way, New Zealand would have already cut greenhouse gas emissions by 40 per cent.
Nats vow to 'turbo-charge' farming grants
12 Sep 2017
National is promising to almost triple the money it allocates to the Sustainable Farming Fund if it is returned to power.
What Morgan would have said ... if he'd had the chance
11 Sep 2017
The refusal by TVNZ to include The Opportunities Party in televised election debates does the public a disservice.
GAS GUZZLERS: Methanotrophs show their muscle
5 Sep 2017
The soil bacteria that help to keep methane emissions under control are tougher than scientists thought, opening new possibilities for converting greenhouse gases to fuels.
NZ backs global climate research project
30 Aug 2017
New Zealand is supporting a new $400,000 scholarship programme to build global expertise on climate change and food security.
Climate change no big worry, says Prime Minister
28 Aug 2017
Prime Minister Bill English says climate change is not a major concern for most New Zealanders.
Fossil fuel business cops most blame for methane
24 Aug 2017
The extraction and burning of fossil fuels is responsible for much more methane in the atmosphere than scientists thought, research published today shows.
Brazilian downpours oust familiar drizzle
24 Aug 2017
Misty rain is giving way to fear of flash floods as Brazilian downpours cause chaos in the country’s biggest city.
Ocean oxygen depletion could happen again
15 Aug 2017
The deep past has cruel lessons for the near future, for example how ocean oxygen depletion can stifle the marine world. It could recur.
Climate change is triple risk to Europe
15 Aug 2017
New studies confirm climate change’s triple risk to Europe. The heat is on, lives are at risk and the floods are arriving earlier.
EDS CONFERENCE: Water, water everywhere
10 Aug 2017
It was freshwater at 10 paces on the first day of the Environmental Defence Society’s Tipping Points conference yesterday, with both National and Labour releasing their policies.
THE COUNT: At last, a leader talks climate policy
31 Jul 2017
Seven weeks out from the general election, we’ve finally got a political leader talking climate change policy – and it’s Winston Peters.
It pays off to pay landowners to keep trees
25 Jul 2017
Paying landowners not to cut down trees is cheaper than the carbon-related costs the destruction of the forests would cause, new research shows.
Governments must vote in favour of moratorium on deep sea mining
Tue 29 Jul 2025
Media release - Greenpeace | The 30th session of the International Seabed Authority (ISA) has ended with Greenpeace saying governments are continuing to fall short in protecting the deep sea.
Does NZ need a national incentive scheme for wetlands?
25 Jul 2025
By Liz Kivi | An expert is calling for a national incentive programme to restore New Zealand’s wetlands and wants to stop schemes to drain these vital carbon-sequestering ecosystems.
NZ Post drops science-based climate target
8 Jul 2025
By Liz Kivi | NZ Post has dropped its science-based emissions reduction target of 42% by 2030 with no plans to replace it.
Airlines risk legal challenges by advertising jet fuel as “sustainable”, NGO warns
18 Jul 2025
Amid suspected fraud in the production of sustainable aviation fuel (SAF), a new report says the airline industry should stop calling all alternatives to kerosene “sustainable”.
Challenges persist in bid to mine the deep sea, even after boost from Trump
Tue 29 Jul 2025
After years of delay, the deep-sea mining plans of Canadian firm The Metals Company (TMC) now appear to be progressing as it pursues a controversial new path to securing a license to mine in international waters under U.S. jurisdiction.
Sustainability claims questioned as renewable diesel surges
14 May 2025
Critics are sceptical about industry claims of renewable diesel life-cycle greenhouse gas emission cuts and warn renewable diesel carbon releases will surge if sourcing is scaled up, triggering tropical deforestation as producers convert forests to energy crops, such as oil palm and soy.
Carbon prices slide as market awaits ETS decision
Fri 1 Aug 2025
By Liz Kivi | Volatility has returned to the secondary carbon market, with prices sliding again after plateauing in recent weeks, as the market waits for government decisions on Emissions Trading Scheme settings.
The US is sitting out the most consequential climate summit in a decade. It may offer a victory to China
Fri 1 Aug 2025
The Trump administration fired the last of the US climate negotiators earlier this month, helping cement America’s withdrawal from international climate diplomacy. It may also have handed a huge victory to China.
Bearish sentiment lingers for carbon market
11 Jul 2025
By Liz Kivi | The compliance carbon market could be set for a gradual upward trajectory, however unsold volume from the quarterly Emissions Trading Scheme auctions continues to act as ‘a price ceiling,’ according to an expert.
Coal use drove recent emissions increase
Fri 1 Aug 2025
Increased use of coal for electricity generation was a large driver for an increase in New Zealand’s greenhouse gas emissions in the last quarter.
Is extending Huntly power station to 2035 in consumers’ best interest?
22 Jul 2025
By Simon Orme | COMMENT: Genesis Energy is proposing a cartel to keep high-emitting Huntly Power Station in business to 2035. If extending Huntly has economic benefits, is a cartel necessary?
What does 'drier' really mean in 'green' homes?
Fri 1 Aug 2025
Media release - Waipapa Taumata Rau, University of Auckland | Researchers say green-rating systems could improve clarity and effectiveness by explicitly defining ‘drier’ and using two measures of humidity.
Cuts to climate finance put exports in jeopardy: Lawyers
23 May 2025
By Liz Kivi | The government has halved international climate finance, a move aid organisations describe as “devastating,” and which lawyers say could put our Paris Agreement commitments and export market access at risk.
NZ voluntary carbon market’s sad state
14 Jul 2025
By John O’Brien | OPINION: A combination of scandals, challenging economic times, and cheaper offshore carbon credits, mean that the domestic voluntary carbon market in New Zealand remains absolutely tiny.
Bill to restart oil and gas exploration clears final hurdle
Fri 1 Aug 2025
By Shannon Morris-Williams | The government’s Crown Minerals Amendment Bill is set to become law after passing its third reading in parliament last night, with critics calling it humiliating for the climate minister and an embarrassment to New Zealand's international reputation.
Key orange roughy population on verge of collapse, govt considers closure
9 Jul 2025
Media release - Deep Sea Conservation Coalition | New data reveals that New Zealand’s main orange roughy fishery, accounting for half of the country’s total catch, is on the brink of collapse, with one model showing it may have reached that point already, and the government’s considering closing it.
Warmer than usual weather ahead, wetter in north and east, as La Niña signals strengthen
Fri 1 Aug 2025
Media release – Earth Sciences New Zealand | Seasonal Outlook Climate August to October 2025 suggests warm, damp weather, with La Niña’s possible return.
Latest trawl bycatch numbers 'a grim wake-up call'
24 Jun 2025
Media release – Greenpeace | The latest fisheries bycatch data paints a grim picture, with trawlers hauling up thousands of kilograms of coral and killing hundreds of fur seals and seabirds over a 12 month period.
Wilding pines threaten Molesworth Station
Mon 28 Jul 2025
By Shannon Morris-Williams | Without increased support, the unchecked spread of wilding pines will continue to creep across Marlborough’s high country – putting iconic landscapes and one of New Zealand’s top five biodiversity hotspots at serious risk, according to an expert.
Last minute change to oil and gas legislation over cleanup costs
Thu 31 Jul 2025
By Liz Kivi | The government is expected to repeal the oil and gas ban today, with a last-minute amendment handing discretionary power to two ministers over the controversial issue of decommissioning.
A modest geothermal strategy
Thu 31 Jul 2025
By Pattrick Smellie | The Government has unveiled a far more modest geothermal energy strategy than its primary backer, Resources Minister Shane Jones, had sought.
European Central Bank to consider 'climate factor' when lending to banks
Thu 31 Jul 2025
The European Central Bank will add climate change considerations to its lending operations from late 2026, raising pressure on banks to channel financing towards greener sectors as the euro zone seeks to reduce its carbon footprint.
NZ part of hidden global deep-sea network beneath the waves
25 Jul 2025
Media release - Earth Sciences New Zealand | A world-first study of marine life, including sea creatures found in New Zealand's dark, cold, pressurised ocean depths, has revealed that deep-sea life is surprisingly more connected than previously thought.
‘Ideological sludge’: How NZ is quiet quitting climate action
17 Jul 2025
New Zealand once stood out as a world leader on climate change. In June it became the first country in the world to abandon a commitment to phase out oil, gas and coal.
Watts talks big on energy reform, but barriers persist
29 May 2025
By Shannon Morris-Williams | Energy and Climate Change minister Simon Watts says the government is doubling down on efforts to boost renewable energy generation, streamline regulation, and drive private sector investment as New Zealand faces mounting energy security and affordability challenges.
Hiringa eyes green methanol plant near Whanganui
Tue 29 Jul 2025
By Pattrick Smellie | Green hydrogen pioneer Hiringa Energy is deep in planning to develop an “eight-to-nine figure” methanol plant near Whanganui, using a combination of biomass and hydrogen produced using renewable energy.
Climate catastrophes are creating a ‘new market reality’ for insurance carriers
23 Jul 2025
Raging wildfires and severe storms contributed to record-high global insurance losses — totalling an estimated US$84 billion — for the first six months of the year.
Will NZ walk away from the Paris Agreement?
20 Dec 2024
By Geoff Bertram | COMMENT: Unless the government can find very cheap offshore mitigation, the temptation to walk away from its Paris Agreement obligations may well be too strong to resist for a coalition government focused on fiscal austerity.
Multi-day protest continues at coal mine
Wed 30 Jul 2025
Bathurst Resources has been forced to truck coal from its Stockton mine as climate activists occupy coal buckets at the mine for a third day.
Fund for low emissions transport winds up
Thu 31 Jul 2025
New Zealand’s Low Emission Transport Fund has officially wrapped up, ending a nine-year programme that put hundreds of millions of dollars towards accelerating the country’s shift to cleaner transport.
Urgent action needed to get on track for climate goals - commission
25 Jul 2025
By Shannon Morris-Williams | New Zealand is making progress on reducing greenhouse gas emissions, but more work is needed – urgently – to set up for future reductions, according to the latest report from the Climate Change Commission.
NZ's latest climate target 'weak' – Climate Action Tracker
24 Jun 2025
By Shannon Morris-Williams | New Zealand's new international climate target to 2035 is weak, and could even allow for higher emissions than the 2030 target, according to a global scientific project that tracks government climate action.
Toxic algae are turning South Australia’s coral reefs into underwater graveyards
Tue 29 Jul 2025
Since March, a harmful algal bloom, fueled by a marine heat wave, has been choking South Australia’s coastline.
NZ govt’s fossil fuel plans could break international law
24 Jul 2025
By Liz Kivi | The government could be breaching international law with its plans to subsidise and expand fossil fuel extraction, following a ruling overnight from the world’s highest court.
Tipping points: Window to avoid irreversible climate impacts is ‘rapidly closing’
11 Jul 2025
In the midst of a record-breaking heatwave in Europe, the UK city of Exeter recently played host to the second international conference on “tipping points”.
‘Total infiltration’: How plastics industry swamped vital global treaty talks
Mon 28 Jul 2025
Petrostates and well-funded lobbyists at UN-hosted talks are derailing a deal to cut plastic production and protect people and the planet.
Activists sue US development bank over $4.6bn loan to massive Mozambique gas project
18 Jul 2025
Environmental groups claim loan is ‘unlawful’ in legal filing.
Straterra has a new name: the New Zealand Minerals Council
16 Apr 2025
Media release | Straterra has been renamed as New Zealand Minerals Council, says chief executive Josie Vidal.
Tilting at windmills? Trump’s claims about turbines fact-checked
Thu 31 Jul 2025
The US president has taken a swipe at wind power as the blades visible from his Turnberry golf course turn.
Climate groups want UK wealth tax to make super-rich fund sustainable economy
17 Jul 2025
Growing number of campaigners urge government to ensure green investment is not done ‘on backs of the poor’.
Can robot taxis solve NZ's transport woes?
23 Jul 2025
By Shannon Morris-Williams | The Ministry of Transport has tested the idea of driverless taxis as a futuristic fix. But while new modelling explores how "robotaxis" could ease congestion and reduce car ownership, critics say it misses a crucial point – the country’s worsening transport emissions.
United Nations carbon market rules agreed but concerns remain
25 Nov 2024
New carbon market rules agreed at the fractious UN climate summit will be a relief to New Zealand and Singapore, who were leading the negotiations, but concerns about greenwashing and disadvantaging nature-based solutions remain.
EV sales fall, but it’s complicated
Tue 29 Jul 2025
Imports of fully electric vehicles fell over 50% in value during the 12 months to June 2025, compared with the year ended June 2024, according to Stats NZ.
The ICJ’s ruling means Australia and other major polluters face a new era of climate reparations
25 Jul 2025
By Harj Narulla | OPINION: Australia has found itself on the wrong side of history.
Waste Levy risks becoming ‘slush fund’ under proposed changes – Commissioner
5 Jun 2025
By Shannon Morris-Williams | Proposed changes to New Zealand's waste legislation risk undermining public trust in the waste levy scheme, according to Parliamentary Commissioner for the Environment Simon Upton.
The struggle for control of the Arctic is accelerating - and it's riskier than ever
11 Jul 2025
As the battle for one of the world’s coldest places heats up, an increasingly fragile security balance may be breaking down, leading to an escalating arms race.
UN University report warns against carbon credits from REDD, tree planting, and improved forest management
13 Jun 2025
But the report stops short of recommending banning the trade in carbon temporarily stored in trees.
For the first time, China invests more in wind and solar than coal overseas
29 May 2025
China’s Belt and Road Initiative, long derided for its heavy carbon footprint, was dominated by wind and solar power projects for the first time from 2022 to 2023, according to a new analysis. But coal plants financed in earlier years are still coming online.
