Topics tagged with 'Science'
Let's recycle our urine for agriculture
20 Nov 2020
Every year on November 19, the United Nations celebrates one of public health’s greatest inventions – the toilet. Those who are fortunate enough to have access to one spend more than a year of their lives on it, yet millions of people worldwide cannot use one and many have never even seen one.
Ardern joins Mandela et al
19 Nov 2020
Implementing “stringent” measure on climate change have helped win Prime Minister Jacinda Ardern a prestigious international leadership title previously awarded to Nelson Mandala.
NZ's seas are heating up again, scientists say
18 Nov 2020
New Zealand is heading for another marine heatwave this summer – the third in four years, scientists are warning.
Changing rainfall could mean more locusts
18 Nov 2020
Kenya, Ethiopia, Uganda and South Sudan are trying to contain the worst locust invasion in more than 70 years.
Cyclones could last longer in a warmer world
16 Nov 2020
Tropical cyclones weaken after they reach land. But it emerges that for the North Atlantic basin, storms are weakening more slowly as regional sea surface temperatures increase.
Scientists’ oath pledges full climate crisis facts
11 Nov 2020
Scientists can now take a pledge committing them to tell the unvarnished facts: uncompromising public statements explaining how grave the reality is.
Scientists, doctors sound warning for farmers
6 Nov 2020
Emissions from food production alone could sink the world’s chances of meeting the Paris Agreement, scientists are warning in research with major implications for New Zealand.
'Liquid window' harnesses light and heat
6 Nov 2020
Rising demand for cooling and heating in commercial buildings has pushed up their carbon emissions - could temperature-sensitive windows help?
Help for SMEs to cut emissions
4 Nov 2020
A new tool for measuring carbon emissions in small and medium-sized businesses will help decarbonise the country’s supply chain, says Toitû Envirocare.
New method to measure fossil-fuel emissions
3 Nov 2020
Millions of stacks and tailpipes in cities around the world send up 70 per cent of the carbon dioxide ejected into the atmosphere by human beings.
You've got cheap data, how about cheap power too?
3 Nov 2020
The iPhone transformed mobile phones in just 10 years. Could green energy see a similar revolution?
Rewilded farmland can save money − and the Earth
3 Nov 2020
An international consortium of scientists has worked out − once again − how to conserve life on the planet and absorb dramatic quantities of the atmospheric carbon that is driving potentially calamitous climate change.
Sleeping giant' Arctic methane deposits starting to release
28 Oct 2020
Scientists have found evidence that frozen methane deposits in the Arctic Ocean – known as the “sleeping giants of the carbon cycle” – have started to be released over a large area of the continental slope off the East Siberian coast, the Guardian reveals.
India's cities look to become climate-smarter
28 Oct 2020
India's southern city of Hyderabad is known as a high-tech hub - but its infrastructure is looking increasingly dated in an era of strengthening climate change impacts.
2020 on course to be warmest year on record
28 Oct 2020
While this year will be memorable for many reasons, it is now more likely than not that 2020 will also be the warmest year for the Earth’s surface since reliable records began in the mid-1800s.
Dust threatens Western US and Southeast Asia
28 Oct 2020
Half a planet apart, one low-lying and the other on the roof of the world, two huge regions confront an increasing dust risk − a menace to jobs, to food and to lives.
Geology’s human footprint is enough to spur rage
22 Oct 2020
Once again science has presented evidence that a new geological epoch is here. This human footprint is all our own work.
Rising heat means more heat and more methane
21 Oct 2020
Nights are warmer. So are northern lakes. And farm livestock are at greater risk of disease, thanks to rising heat.
Let's cool the ground and keep drilling, says Big Oil
21 Oct 2020
Oil company ConocoPhillips has a problem; it wants to pump 160,000 more barrels of oil each day from a new project on Alaska’s North Slope, but the fossil fuels it and others produce are leading to global heating, and the Arctic is melting.
How China can be carbon-neutral by 2060
20 Oct 2020
Three weeks after China told the world it is aiming for carbon neutrality, an important study outlines a roadmap to that goal, and challenges along the way.
Amy Coney Barrett equivocates over climate change
16 Oct 2020
United States supreme court nominee Amy Coney Barrett refused to say whether she accepts the science of climate change, under questioning from Kamala Harris, saying she lacked the expertise to know for sure and calling it a topic too controversial to get into.
Sharp rise is extreme weather, says UN
13 Oct 2020
Extreme weather events have increased dramatically in the past 20 years, taking a heavy human and economic toll worldwide, and are likely to wreak further havoc, the UN has said.
Ending hunger: science must stop neglecting smallholder farmers
13 Oct 2020
Policymakers urgently need ideas on ways to end hunger. But a global review of the literature finds that most researchers have had the wrong priorities.
Want some eco-friendly tips? A new study says no, you don’t
13 Oct 2020
Hearing eco-friendly tips such as riding bikes instead of driving and going vegan to save the planet actually makes people less likely to do anything about climate change, new research shows.
Carbon capture 'moonshot' moves closer, as billions of dollars pour in
8 Oct 2020
As the world dices with the climate emergency, businesses and governments are starting to push funding towards technology that aims to trap planet-heating gases rather than let them saturate the atmosphere.
Scientists didn’t expect wildfires this terrible for another 30 years
7 Oct 2020
This year has been hell on earth, in more ways than one. Catastrophic blazes have spanned the planet from Australia to the Arctic, and wildfires have torched large swaths of the western United States, all fulfilling forecasts much faster than scientists had predicted. It’s as if the wildfires of 2050 are already here.
Greenland’s ice loss likely to hit 12,000-year high
6 Oct 2020
By the end of this century Greenland’s ice loss will probably be higher than in any century during the last 12,000 years.
Super-enzyme eats plastic super-fast
1 Oct 2020
A super-enzyme that degrades plastic bottles six times faster than before has been created by scientists and could be used for recycling within a year or two.
Lentils can feed the world – and save wildlife too
29 Sep 2020
UNITED STATES scientists have worked out how to feed nine billion people and save wild life from extinction, both at the same time – thanks to healthy lentils.
Melting Arctic needs new name to match reality
17 Sep 2020
Change in the far north is happening so fast that soon the Arctic won’t be arctic any more.
Sir David Attenborough makes stark warning about species extinction
15 Sep 2020
SIR DAVID ATTENBOROUGH returns to television screens this with a landmark new production - but the tone is very different from his usual work.
Using rocket science to green transport
15 Sep 2020
French energy company Engie is teaming up with aerospace firm the ArianeGroup to steal a march on its rivals in the hydrogen production business, by drawing on expertise gained through Europe’s space programme.
Warming could pass 1.5deg before 2030, warns UN
14 Sep 2020
Global temperatures could exceed the 1.5deg limit set in the Paris Agreement in the next decade, according to a World Meteorological Society report for the United Nations.
New grass could cut methane from farm animals
11 Sep 2020
Developers of a new ryegrass say it could cut methane emissions from animals by nine per cent.
Climate change, migration and a deadly disease
11 Sep 2020
For thousands of years, an unknown virus lingered quietly among the wild ruminants of South Africa.
CONSERVATION CRISIS: two reports bring bad news for wildlife
11 Sep 2020
International conservation organisation WWF says the world's populations of wildlife have fallen 68 per cent since 1978, and a leaked United Nations report shows that none of the 2020 biodiversity goals have been met.
Green hydrogen breakthrough uses sun and water from the air
9 Sep 2020
Researchers have found a way to combine solar PV and water harvested from the air to produce low-cost green hydrogen, and are gearing up to put the zero-emissions fuel to the test in cars on Sydney roads.
Shorter lifespan of faster-growing trees will add to climate crisis, study finds
9 Sep 2020
Live fast, die young is a truism often applied to rock stars but could just as easily describe trees, according to new research. Trees that grow rapidly have a shorter lifespan, which could spell bad news for tackling the climate crisis.
Warming climate brings record winter temperatures
4 Sep 2020
This winter was the warmest on record in New Zealand and is in line with scientific predictions about climate change, scientists say.
Farmers should be rewarded for all carbon, including soil, says Shaw
3 Sep 2020
If climate minister James Shaw has his way, putting a carbon charge on agriculture should be as straight-forward as farmers doing a quick calculation to show whether they’re in the black or the red on greenhouse gas emissions.
Plant world feels effect of growing climate heat
3 Sep 2020
From one end of the Americas to the other, climate heating is subjecting the plant world to radical change, with cold-resistant species increasingly yielding place to those that welcome the rising warmth.
Arctic fires have released 205 megatonnes of CO2 this year alone
2 Sep 2020
The amount of carbon dioxide emitted by Arctic wildfires this year is already 35 per cent higher than the figure for the whole of 2019.
National climate pledges must be increased well before COP, Guterres tells nations
31 Aug 2020
United Nations Secretary-General António Guterres has repeated calls for countries to increase their 2030 emissions reduction targets – and to do it soon.
ANTARCTICA: 60% of ice shelves at risk
28 Aug 2020
Approximately 60% of Antarctica’s ice shelves could be vulnerable to fracture, accelerating the loss of the Antarctic ice sheet and increasing sea-level rise, according to a paper.
Chemical recycling promising for circular economy - EU
28 Aug 2020
So-called “chemical recycling” holds the promise of isolating toxic substances contained in plastics, which are now banned in Europe, making it possible to retrieve feedstocks that can be used to manufacture products which are as good as new.
New sustainability head at Pâmu
27 Aug 2020
Pâmu has appointed Lisa Martin to the executive leadership team in the newly created role of general manager of sustainability and farming systems.
Changing oceans reveal clear human thumbprint
27 Aug 2020
Humankind has already begun to reshape the biggest available living space on the planet and to leave its mark in the changing oceans.
Children raised in greener areas have higher IQ, study finds
26 Aug 2020
Growing up in a greener urban environment boosts children’s intelligence and lowers levels of difficult behaviour, a study has found.
Soaring costs of extreme weather
26 Aug 2020
The costs of wildfire, hurricanes, floods and droughts have quadrupled since 1980, a new report shows.
Using microbes to clean up electronic waste
20 Aug 2020
If you were to stack up all the electronic waste produced annually around the world it would weigh as much as all the commercial aircrafts ever produced, or 5000 Eiffel towers.
Lobby group launches ‘blueprint’ for ocean management reform
Thu 18 Sep 2025
The Environmental Defence Society yesterday released its plan to tackle widespread ecological decline in our oceans.
Carbon price steady after failed quarterly auction
Tue 16 Sep 2025
By Liz Kivi | The carbon price has continued to trade in its familiar moribund range in the high $50s following last week’s failed quarterly auction, with ample supply still trading on the secondary market at about $10 below this year’s $68 auction floor.
NZ needs to be part of a regional SAF strategy: Z, Air NZ
9 Sep 2025
By Pattrick Smellie | New Zealand needs to be part of a regional strategic approach to sourcing sustainable aviation fuel (SAF), with domestic production less the aim than ensuring access to the fuel from one of a number of strategically positioned bio-refineries around the world.
'Non-negotiable' – EU carbon pricing to hit Kiwi exporters, expert warns
11 Sep 2025
By Shannon Morris-Williams | High carbon exports will inevitably face a high carbon tax at the EU border, possibly in the next five years, and high methane agricultural products might not be exempt, an international expert told a local audience yesterday.
UK foreign aid for nature hits £800m record due to cash for carbon credits
Tue 16 Sep 2025
The UK’s climate-aid spending on “nature protection and restoration” reached record levels of nearly £800m last year, according to government figures obtained by Carbon Brief.
Air NZ declares surprisingly low SAF prices
3 Sep 2025
By Pattrick Smellie | Air New Zealand is able to source sustainable aviation fuel at between 1.5 and 2.5 times the price of conventional fossil fuels used for flying, all sourced from the US.
No bidders front to carbon auction - again
10 Sep 2025
By Liz Kivi | Today’s quarterly carbon auction was a non-event yet again, making it the third consecutive auction this year with no bidders, with the secondary market price still limping along at nearly 20% below the auction floor.
IEA reiterates ‘no new oil and gas needed’ if global warming is limited to 1.5C
Thu 18 Sep 2025
The world would not need to invest in new oil and gas projects if demand for the fuels fell in line with the 1.5C limit on global warming, says the International Energy Agency.
'Atrocious' and 'bizarre': experts slam Act Party's climate policy
3 Sep 2025
By Liz Kivi | The Act Party is promising to challenge New Zealand’s Paris Agreement climate target, while the coalition Government’s other minor partner, NZ First, also says it wants to reevaluate the country’s commitment to the international treaty.
Industry struggles with double-digit power price hikes
Mon 15 Sep 2025
As power prices surge by double-digit amounts for the second year in a row, industrial users can’t keep absorbing cost increases, the Major Electricity Users’ Group says.
The merchants of doubt are back
3 Sep 2025
OPINION: If you don’t follow climate policy closely, you might not know that the Trump administration is launching an effort to overturn one of the most fundamental pillars of American climate policy.
Milestone for NZ Steel electrification
10 Sep 2025
By Pattrick Smellie | NZ Steel has passed an installation milestone for its new electric arc furnace, which will reduce emissions from the Glenbrook steel mill site by as much as one megatonne (1Mt) a year.
RMA to speed up fossil fuel consents
18 Aug 2025
By Liz Kivi | An energy lobby group has welcomed a last-minute amendment to the RMA that puts fossil fuels on the same footing as renewables, however a sustainable energy expert says the move “beggars belief.”
Watts not considering removing electricity from ETS
Tue 16 Sep 2025
Energy and Climate Change Minister, Simon Watts, says he is “not currently considering” removing electricity generation from the Emissions Trading Scheme, as proposed by NZ First Minister Shane Jones.
Gentailers told to behave as ministers weigh Frontier review
Wed 17 Sep 2025
The chief executives of Contact, Meridian, Mercury and Genesis met Energy and Climate Change Minister Simon Watts on Thursday for their regular monthly session.
Declining sea-ice is altering Antarctic food webs
11 Sep 2025
A new study shows a significant change in Antarctic phytoplankton over time that could cascade through the marine food web and affect the ocean’s capacity as a carbon sink.
Science cuts will hold back climate research
Wed 17 Sep 2025
By Liz Kivi | A crisis in government-backed science funding is worsening, with dire implications for climate research in New Zealand, according to experts from the scientific community.
Marginal drop in last year's regional emissions
27 Aug 2025
Regional greenhouse gas emissions were down slightly last year, with a fall in gas supply leading to a big drop in Taranaki, but more coal burnt leading to higher emissions in Waikato, according to new figures from Stats NZ
Indigenous forest 'islands' could help transition exotic plantations to native bush
11 Sep 2025
Native forest 'islands' within exotic plantations might be the key to transitioning plantations from exotic to Indigenous, according to new research.
Decline in global oil and gas field output accelerating, IEA says
Wed 17 Sep 2025
The decline in output from mature global oil and gas fields is accelerating amid greater reliance on shale and deep offshore resources.
A modest geothermal strategy
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.
Why mega-polluters have little to fear from the European Central Bank and its new climate policy
12 Sep 2025
The European Central Bank plans to raise borrowing costs for climate offenders – but a new FTM analysis shows that big polluters such as Shell will barely feel it.
Media round-up
5 Sep 2025
In our round-up of climate coverage in local media: The great methane debate; law change scuppers legal challenge to irrigation scheme consent; and what are the energy and climate implications of the $7.5 billion Amazon Web Services data centre deal?
Coal imports up 650%
12 Sep 2025
By Shannon Morris-Williams and Liz Kivi | Coal imports are up 650% as generators stockpile the most polluting fossil fuel ahead of next winter.
Hiringa eyes green methanol plant near Whanganui
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.
Media round-up
29 Aug 2025
In our round-up of climate coverage in local media: Changes to road user charges will increase New Zealand's emissions; Climate Change Minister Simon Watts promises better access to hazard data for homeowners; and Kiwis borrow over $1 billion in ‘green loans’ for heat pumps and electric cars.
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.
Young activists won a landmark state climate trial. Now they’re challenging Trump’s orders
Thu 18 Sep 2025
Young climate activists and their attorneys who won a landmark global warming trial against the state of Montana are trying to convince a federal judge to block President Donald Trump’s executive orders promoting fossil fuels.
Forest carbon stores massive blind spot - study
4 Sep 2025
By Shannon Morris-Williams | Aotearoa New Zealand’s planted forests hold significant deep soil organic carbon — with over half of it stored below 30 cm, and much of it over 1,000 years old.
Govt tweaks offshore energy bill with 'declared areas' model
Wed 17 Sep 2025
By Shannon Morris-Williams | The Government is making changes to the Offshore Renewable Energy Bill to address offshore wind developers' concerns about competing for space with other industries.
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.
A steady ocean pattern just failed for the first time ever observed
Wed 17 Sep 2025
The failure of the Gulf of Panama’s seasonal upwelling system has left scientists wondering what happens next.
Watts full-throated in National’s support for Paris
10 Sep 2025
By Pattrick Smellie | Climate Change Minister Simon Watts came to this week’s Climate Change and Business Conference with nothing to announce.
Govt resilience plan 'dangerous fantasy' - thinktank
29 Aug 2025
By Shannon Morris-Williams | An independent thinktank, whose members include former Prime Minister Sir Geoffrey Palmer and multiple academics, is warning that the government’s long-term resilience strategy ignores physical and energy realities and exposes Kiwi households and businesses to systemic failure.
‘Plastic Cup’ competitions are cleaning up rivers in Hungary
1 Sep 2025
Afloat on DIY boats, teams of volunteers have removed over 450 tons of plastic waste from the Danube and its tributaries.
Can certificates solve NZ's heavy vehicle emissions problem?
Thu 18 Sep 2025
By Shannon Morris-Williams | The Sustainable Business Council has launched a new framework for a national system to cut freight emissions.
Climate change collaboration and competition law
Thu 18 Sep 2025
By Pattrick Smellie | The revamped competition law regime needs to be able to take into account the benefits of companies that collaborate for action on climate change, says the panel that reviewed both the Commerce Commission and the Commerce Act.
Underestimating support for climate action limits political decision making, study says
8 Sep 2025
Research reveals huge disparity between perceived and actual willingness of public to contribute to fixing climate.
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.
One city’s race to ‘solarise everything we possibly can’
Thu 18 Sep 2025
Bordeaux is quickly transforming itself into France’s top solar-powered city, banking on innovations like transparent panels that preserve its historic architecture.
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’.
Ara Ake backs 13 projects to unlock NZ’s energy flexibility
11 Sep 2025
Media release | Ara Ake has approved over $600,000 in funding from the National Flex Discovery Fund for 13 flexibility service providers (FSPs).
Last minute change to oil and gas legislation over cleanup costs
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.
Most EU carmakers on track to meet emission targets: study
10 Sep 2025
Almost all European carmakers are on track to meet EU emission targets after winning a reprieve this year as electric vehicles (EV) sales pick up, a study showed.
Hotter, longer, more frequent: NZ’s escalating heat risk
26 Aug 2025
By Shannon Morris-Williams | Heat extremes in New Zealand will intensify faster than previously thought, according to a new study.
Echo Tech secures growth investment to tackle NZ's e-waste crisis
Mon 15 Sep 2025
Media release | Echo Tech Limited, New Zealand’s leading provider of e-waste recycling and IT asset recovery services, is proud to announce a strategic investment from growth equity firm Altered Capital.
La Niña set to prolong NZ hydro shortfall
9 Sep 2025
By Shannon Morris-Williams | With La Niña favouring a drier-than-normal spring across much of the South Island, hydro lakes are unlikely to recover without substantial rain and late snowmelt – keeping national storage levels below average.
Record UK wildfires have burned an area twice the size of Glasgow in 2025
12 Aug 2025
Wildfires have scorched more than 40,000 hectares of land so far this year across the UK – an area more than twice the size of the Scottish city of Glasgow.
Which countries are scaling solar and wind the fastest?
12 Sep 2025
The leaderboard is quite different depending on what metric you look at.
