Topics tagged with 'Science'
Polar bear inbreeding and bird 'divorces': Weird ways climate change is affecting animal species
14 Feb 2022
The world's biodiversity is constantly being threatened by warming temperatures and extreme changes in climate and weather patterns.
Scientists raise alarm over ‘dangerously fast’ growth in atmospheric methane
11 Feb 2022
As global methane concentrations soar over 1,900 parts per billion, some researchers fear that global warming itself is behind the rapid rise.
Rethinking how to measure methane's climate impact
10 Feb 2022
Like boxers whose punching power declines over their careers, greenhouse gasses lose their warming impact at different rates. So, to compare gasses' climate changing potential to the most common greenhouse gas—carbon dioxide—international negotiators often use a metric that measures their influence on global warming over a 100-year timeframe.
Ice that took roughly 2,000 years to form on Mt. Everest has melted in around 25
8 Feb 2022
The highest glacier on the world's tallest mountain is losing decades worth of ice every year because of human-induced climate change, a new study shows.
Giant iceberg blocks scientists’ study of ‘Doomsday Glacier’
4 Feb 2022
Antarctica’s so-called Doomsday Glacier, nicknamed because it is huge and coming apart, is mostly thwarting an international effort to figure out how dangerously vulnerable it is.
Ending animal agriculture and planting trees on empty fields is 'best chance' to slow climate change: vegan scientists
4 Feb 2022
Getting rid of animal agriculture and planting trees on the empty fields is our "best and most immediate chance" to slow climate change, according to two prominent vegan scientists
Remote sensing technology reduces urban air pollution
4 Feb 2022
Cities that adopt roadside emissions sensors to detect high polluting vehicles, together with an enforcement programme to inspect and repair these vehicles, could significantly improve urban air quality, new research shows.
Extreme heat driven by climate change is ‘new normal’ for oceans: study
3 Feb 2022
More than half of the world’s ocean surface has surpassed historic extreme heat thresholds on a consistent basis since 2014, according to a new study by the Monterey Bay Aquarium.
Climate change has likely begun to suffocate the world's fisheries
2 Feb 2022
By 2080, around 70% of the world's oceans could be suffocating from a lack of oxygen as a result of climate change, potentially impacting marine ecosystems worldwide, according to a new study.
30,000 year-old carbon deposits are thawing in Siberia
2 Feb 2022
Carbon, freeze-locked under ice over 30,000 years ago, is now thawing and being released into the climate.
Repeat photography shows climate change impacts on real places
2 Feb 2022
A 2004 photo captures a boat cruising a strip of water where an 1899 picture taken from the same spot shows a giant glacier. On either side of the channel, green trees and shrubs cover a rocky landscape that a century ago had been blanketed with white snow.
Plant-based epoxy enables recyclable carbon fibre
31 Jan 2022
Ten times stronger than steel, nearly half the weight of aluminum, far stiffer than fiberglass — carbon fibre carries a package of advantages, making it a preferred material for use in luxury sedans and Formula One racecars alike.
Key crops face major shifts as world warms
28 Jan 2022
The parts of the world suitable for growing coffee, cashews and avocados will change dramatically as the world heats up, according to a new study.
Future forests will have smaller trees and soak up less carbon: study
28 Jan 2022
There is no crystal ball to tell ecologists how forests of the future will respond to the changing climate, but a University of Arizona-led team of researchers may have created the next best thing.
Gas stoves leak climate-warming methane even when they're off
28 Jan 2022
Your natural gas cooking stove may leak climate-warming methane even when it is turned off, warns a new Stanford University study.
Here’s how top predator species might buffer climate change impacts on biodiversity
27 Jan 2022
Sometimes even a finger-length fish can make all the difference in an ecosystem. As many of the world’s wild places confront a double-whammy of a warming climate and vanishing species, new research suggests that predators as small as the lowly sculpin could help dampen ecological turmoil triggered by heatwaves.
Rich countries could slash agricultural emissions by 62% by eating less meat
26 Jan 2022
A move to reduce meat consumption could reduce greenhouse gas emissions from agriculture by 62% across the world’s 54 richest countries and free up enough land to store 100 billion tonnes of carbon, a new study concludes.
Scientists warn climate change could unleash ‘rivers in the sky’
25 Jan 2022
The planet’s warming climate could intensify ‘rivers in the sky’ over East Asia, scientists have warned.
What will it take to shrink the carbon footprint of health care
25 Jan 2022
One of the most instantly recognisable emblems of the past pandemic year is the discarded surgical mask: ground into mud at the edge of a walking path, caught in the branches of a tree, tangled around a seabird’s legs. Thanks to the pandemic, the waste and disposability associated with modern healthcare are more visible to the public than ever before.
“We’re no longer totally f$%@ed. But we’re also far from totally unf$@%*ed!”
24 Dec 2021
Princeton energy researcher Jesse Jenkins accurately, and colorfully, pinpointed the weird moment we’ve arrived at in a recent tweet: “We’re no longer totally f$%@ed. But we’re also far from totally unf$@%*ed!”
Ozone-destroying greenhouse gas emissions from China increased significantly: Study
24 Dec 2021
Emissions of industrially produced chlorocarbon, dichloromethane (CH2Cl2), increased in China from 2011-2019, a new study established. The emissions grew to 628 gigagrams (Gg) per year in 2019 from 231 Gg per year in 2011 in the country, with an average annual increase of 13% primarily from eastern China.
Controlled burning of natural environments could help offset our carbon emissions
24 Dec 2021
Planting trees and suppressing wildfires do not necessarily maximize the carbon storage of natural ecosystems. A new study has found that prescribed burning can actually lock in or increase carbon in the soils of temperate forests, savannahs and grasslands.
Did 2021 deal a fatal blow to climate change denial?
22 Dec 2021
Data and extreme weather events are making it harder than ever to ignore our warming world. But climate change denial has also taken on a new form.
Seaweed company beefs up its R&D
21 Dec 2021
CH4 Aotearoa – a pioneer in using red seaweed (Asparagopsis) to reduce methane emissions from ruminant animals – is beefing up its R&D operations.
Vehicle emission declines decreased deaths: study
20 Dec 2021
Researchers say that thousands of lives and hundreds of billions of dollars have been saved in the United States by recent reductions in emissions from vehicles.
The ‘doomsday’ glacier is on the brink of collapse
20 Dec 2021
One of the ever-looming threats of climate change is sea level rise, which already threatens to displace millions of people worldwide and force them to move inland by the end of the century. A big part of the rising water levels are hotter temperatures at the poles—home to giant glaciers and ice shelves that hold crucial quantities of frozen H2O.
Deforestation, climate change making outdoor work unsafe: study
20 Dec 2021
A double-blow of forest destruction and climate change has caused temperatures to soar in many tropical locations, making outdoor work unsafe for millions of workers, according to a new study.
Warming climate expected to degrade forecasting abilities
16 Dec 2021
Researchers from Stanford University have published a new study in Geophysical Research Letters, showing how forecasts may become unreliable sooner due to increasingly warmer weather.
How we measure the effects of methane matters for climate policy
16 Dec 2021
An international team of researchers explored how focusing either on the short- or long-term warming effects of methane can affect climate mitigation policies and dietary transitions in agriculture.
UN confirms record 38C temperature for the Arctic
15 Dec 2021
The World Meteorological Organization (WMO) has confirmed that a temperature of 38 degrees reached in a Siberian town last year was a record for the Arctic.
Plastic production accounts for much larger carbon footprint than previously thought
14 Dec 2021
Plastic production accounted for 96% of the particulate matter health footprint, according to a new study led by ETH Zurich, a public research university. Half of this was attributed to combustion of coal
Farmed seafood supply at risk if we don’t act on climate change
14 Dec 2021
The supply of farmed seafood such as salmon and mussels are projected to drop 16%globally by 2090 if no action is taken to mitigate climate change, according to a new Canadian study.
Plants buy us time to slow climate change—but not enough to stop it
9 Dec 2021
Because plants take up carbon dioxide from the atmosphere and convert it into food, forests and other similar ecosystems are considered to be some of the planet's most important carbon sinks.
2021's weather disasters brought home the reality of climate change
8 Dec 2021
From punishing heat in North America to record-breaking floods in Europe and Asia, this year’s weather showed us what it looks like to live in a world that has warmed by 1.1 degrees Celsius over the past century.
A giant 'black box' will gather all climate data for future civilizations to learn from
8 Dec 2021
Every time new climate research is published, news headlines are posted or tweets are shared, a giant steel box perched on a granite plain in the Australian state of Tasmania will be recording it all.
Scientists join Swiss hunger strike to raise climate alarm
8 Dec 2021
In early November, as politicians promised more climate action in their opening speeches at the United Nations climate talks in Glasgow, Guillermo Fernandez started a hunger strike in Switzerland’s Federal Square, saying he wouldn’t eat again until the Swiss Federal Assembly agreed to a climate science briefing.
Wealthy people cause climate change much more than poorer people do: report
8 Dec 2021
The disparity in greenhouse gas emissions between rich and poor countries — and rich and poor people within countries — is just as extreme as economic inequality, a new report finds.
James Hansen calls bullshit on contemporary climate change claims
6 Dec 2021
Scientist James Hansen is often credited with alerting the world to the dangers of climate change, now he's calling bullshit on much of what's being said on the topic.
Study finds US$278 billion investment could eliminate steel industry carbon emissions
6 Dec 2021
The steel industry currently accounts for 7% of greenhouse gas emissions as the world reckons with climate change.
Climate modeling confirms historical records showing rise in hurricane activity
3 Dec 2021
When forecasting how storms may change in the future, it helps to know something about their past. Judging from historical records dating back to the 1850s, hurricanes in the North Atlantic have become more frequent over the last 150 years.
These Portuguese kids are suing 33 European countries to force them to cut emissions
3 Dec 2021
Sofia and André Oliveira, siblings and teen climate activists, did not expect much from the United Nations climate conference in Glasgow.
As climate worsens, environmentalists grapple with the mental toll of activism
3 Dec 2021
By Emily Henderson - While growing up in the ’90s in Johnson County, Kansas, in a suburb of Kansas City, I had a friend, Kevin Aaron, who was a dedicated environmentalist.
Our seas are sizzling again: Niwa
1 Dec 2021
Media Release - Coastal sea temperatures around Aotearoa New Zealand have risen well above average, NIWA forecasters say.
A powerful and underappreciated ally in the climate crisis? Fungi
1 Dec 2021
If we want to tackle the climate crisis, we need to address a global blindspot: the vast underground fungal networks that sequester carbon and sustain much of life on Earth.
Think climate change is messy? Wait until geoengineering
1 Dec 2021
Someone's bound to hack the atmosphere to cool the planet. So we urgently need more research on the consequences, says climate scientist Kate Ricke.
A way to reduce air pollution deaths as climate change mitigation goals are set
1 Dec 2021
A team of researchers from China and the U.S. has found that it should be possible to dramatically reduce deaths due to air pollution over the coming decades if climate mitigation strategies are designed with short-term health improvements in mind.
Climate 'overwhelming' driver of Australian bushfires: study
30 Nov 2021
Climate change is the "overwhelming factor" driving the country's ever-more intense bushfires, Australian government scientists believe -- directly contradicting claims by the country's political leaders.
Offsetting agricultural emissions through reforestation would cost Australian farmers 15% of farm profit
29 Nov 2021
Offsetting agricultural emissions through reforestation would cost 15% of farm profits, new research suggests.
Film of polar bear eating reindeer seen as evidence of climate change
29 Nov 2021
Rare footage of a polar bear chasing a reindeer into the water and killing it could be another stark indication of climate change.
The clean energy transitions enters hyperdrive
29 Nov 2021
After decades in which governments and industry groups have often assumed that the shift to renewable energy will be a financial burden, economists and analysts are increasingly making a case that the opposite is true: The transition will lead to cost-savings on a massive scale that will add to its momentum.
Hutt City Council slashes gas emissions
Mon 3 Nov 2025
By Shannon Morris-Williams | Hutt City Council is set to cut its gas emissions by 60% by 2026 as it speeds up phasing out fossil fuels from public facilities.
Govt delays will damage carbon market confidence, experts warn
Tue 4 Nov 2025
By Liz Kivi | Emissions Trading Scheme experts have warned the Government that its move to delay decisions on the country’s emissions budgets will further undermine confidence in an already weak carbon market.
NZ’s government wants tourism to drive economic growth – but how will it deal with aviation emissions?
22 Oct 2025
By Robert McLachlan, Te Kunenga ki Pūrehuroa – Massey University | Following a brief dip during the COVID pandemic, aviation is back in a growth phase.
Air NZ inks deal for its first internationally verified carbon credits
9 Oct 2025
By Liz Kivi | Air New Zealand has committed to buying 8000 tonnes of carbon removals by 2030, in partnership with local native forest investment platform My Native Forest.
Celebrities slam mining plans
28 Oct 2025
Actor Sam Neill has slammed plans for a gold mine in Otago, while Denniston Rose author Jenny Pattrick is backing a petition that would stop a coalmine on the West Coast.
Govt launches strategy backing wood-based heat sector
23 Oct 2025
By Pattrick Smellie | Forestry biomass could replace as much as 40% of fossil fuel-generated process heat by 2050, but access to supply, regulatory settings and business cases for converting to wood-based heat sources are required, the Government says in a series of documents released yesterday.
Carbon price drops, now trading 30% below auction floor
Mon 3 Nov 2025
By Liz Kivi | Secondary carbon market prices took a sharp downward turn last week, with traders blaming a continued lack of interest from buyers.
Brazil opens three weeks of COP30-linked climate events
Tue 4 Nov 2025
Brazil on Monday opens three weeks of events linked to the COP30 climate summit, hoping to showcase a world still determined to tackle global warming
‘Plain old dull’: NZU market continues to limp sideways
24 Oct 2025
By Liz Kivi | The NZU market has been “plain old dull” in recent months, with activity driven mainly by credit opportunities or a specific need to raise cash, according to Lizzie Chambers of trading platform Carbon Match.
Scrutiny on energy security
Mon 3 Nov 2025
A special debate in Parliament put the Government’s energy security agenda under scrutiny, with parties splitting sharply over the role of gas, the place of an LNG import terminal, and how far to push market reform to ease pressure on power bills.
'Little to be hopeful about' – NZ scientists caution ahead of COP30
Fri 31 Oct 2025
By Shannon Morris-Williams | Record heat, worsening climate impacts and global backsliding on emission reduction commitments have left some New Zealand climate experts with little optimism as COP30 approaches.
$235 billion worth of NZ buildings exposed to flooding
Thu 30 Oct 2025
More than 750,000 New Zealanders live in locations exposed to one-in-100-year floods, according to a nationwide study which shows escalating flood risk.
No high-level US representatives will go to UN climate talks, Trump officials say
Mon 3 Nov 2025
Decision to stay away from Cop30 meeting in Brazil underscores administration’s hostility to climate action.
Lake Onslow battery project set for revival?
29 Oct 2025
A newly formed private consortium has emerged with plans to finance and build the massive Lake Onslow pumped-hydro project, despite the coalition government’s decision to abandon the scheme.
From nuisance to crisis: New report on pest wasps In Aotearoa
24 Sep 2025
Media release: Moths and Butterflies NZ Trust | Just published is the Final Report of the Pest Wasps Survey carried out by the Moths and Butterflies of NZ Trust (MBNZT) offering a comprehensive look at New Zealanders’ awareness, experiences, and attitudes toward wasps and the growing ecological, health, and social issues associated with them.
Hawke’s Bay Regional Council welcomes new flood data
Mon 3 Nov 2025
Media release | Hawke’s Bay Regional Council welcomes the release of the National Flood Tool and accompanying data by Earth Sciences New Zealand. This is an important contribution to understanding the impacts of climate change for New Zealand.
NZ marine heatwaves could double in intensity under high-emissions pathway
16 Oct 2025
By Shannon Morris-Williams | New projections show marine heatwaves will grow more intense around the North Island and more frequent around the South Island as the climate warms – raising risks for fisheries, aquaculture, coastal ecosystems and tourism.
Media round-up
Fri 31 Oct 2025
In our round-up of climate coverage in local media: A controversial seabed mining project could lead to sediment flows knocking over rigs and damaging wind turbines; weather-related insurance claims climb; and is the government playing Russian Roulette with our future over methane targets?
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.”
Bank of England must better address climate risk to tackle inflation
Tue 4 Nov 2025
The central bank is being urged to take a series of actions to better respond to environmental risks.
No major banks have yet committed to stop funding new oil, gas and coal, research finds
24 Oct 2025
‘The objectives of the Paris agreement are slipping further out of reach,’ say researchers.
Z Energy settles greenwashing case over ‘quitting petrol’ claims
Tue 4 Nov 2025
By Shannon Morris-Williams | Z Energy has settled a landmark greenwashing case over claims it misled the public about moving away from petrol – a result Lawyers for Climate Action NZ says delivers long-overdue accountability.
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.
Vero warns losses to rise 26% by 2050 over extreme weather
29 Oct 2025
By Shannon Morris-Williams | Extreme weather could drive a 19–26% spike in annual insurance losses by 2050, fuelled by rising seas and more intense flooding, according to Vero’s latest Climate-Related Disclosures Report.
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.
Judge says Greenpeace must pay $345 million in pipeline lawsuit, cutting jury amount nearly in half
Fri 31 Oct 2025
A North Dakota judge has ordered Greenpeace to pay damages of $345 million, reducing an earlier jury award after it found the environmental group and related entities liable for defamation and other claims in connection with protests of an oil pipeline nearly a decade ago.
Nelson commuters urged to ditch car once a week
22 Oct 2025
By Max Frethey, Local Democracy Reporter | Nelson has a bold carbon emission reduction target and residents are being encouraged to leave the car at home one day a week to help meet it.
Global oil demand won't peak until 2032, Wood Mackenzie report says
Fri 31 Oct 2025
“Global oil demand will not peak until 2032, two years later than earlier thought, consultancy Wood Mackenzie said in a report on Wednesday that blames continued momentum in the use of hydrocarbons for transport and petrochemicals.”
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.
Climate impacts hit NZ with increasing wild weather
23 Oct 2025
By Liz Kivi | New Zealand is facing a triple whammy of climate impacts today, with severe winds and rainfall predicted for much of the country while some areas are still dealing with wildfires ignited earlier in the week.
Ardern: 'We must not give up on 1.5'
Fri 31 Oct 2025
By Shannon Morris-Williams | Former prime minister Dame Jacinda Ardern says the world must not abandon the Paris Agreement’s 1.5°C goal, warning that a decade on from COP21 “too many of the debates we thought were settled are still being had.”
Carbon Finance Program upscales efforts to close climate investment gap in climate vulnerable nations
22 Oct 2025
Media release | The Climate Vulnerable Forum and its V20 Finance Ministers (CVF-V20) will work with the Voluntary Carbon Markets Integrity Initiative (VCMI) to upscale the Carbon Finance Program in reach and impact, supporting more climate-vulnerable countries to host high-integrity carbon projects that yield tangible climate, nature, and sustainable development benefits.
Lobby group launches ‘blueprint’ for ocean management reform
18 Sep 2025
The Environmental Defence Society yesterday released its plan to tackle widespread ecological decline in our oceans.
Experts warn new science curriculum sidelines climate urgency
Mon 3 Nov 2025
Climate change education has been pushed too late and too lightly in the Government’s draft science curriculum, experts say, with students not formally learning about climate change until Year 10.
Judge dismisses suit by young climate activists against Trump’s pro-fossil fuel policies
17 Oct 2025
Plaintiffs had ‘overwhelming evidence’ of climate crisis but a court injunction would be ‘unworkable’, ruling says.
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.
Here comes the sun: solar surge gathers pace
Tue 4 Nov 2025
More than $700 million of new solar investment advanced last week, underscoring the pace of the renewable buildout.
Solar households to get little-noticed tax break
23 Sep 2025
A provision in the government’s latest tax bill would exempt households from paying tax on income they earn by selling excess electricity back to the grid.
Climate scientists and republican lawyers are taking aim at Big Tech’s emissions
17 Oct 2025
Technology companies have long been one of the biggest investors in clean energy, but new accounting rules could upend that.
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.
How ‘vehicle-to-grid’ technology could boost China’s electricity system
Fri 31 Oct 2025
China’s surging electric vehicles ownership – now exceeding 25.5m – is opening the door to a new technology that can help to enhance the flexibility of electricity supply.
Fix it, don't ditch it: University of Auckland hosts first Repair Cafe
9 Oct 2025
Media release - Auckland University | The University's first-ever Repair Cafe is bringing students and staff together to give broken items a new lease on life, while promoting a culture of repair and reuse.
Council buys dairy farm to help clean up Lake Rotorua
21 Oct 2025
Bay of Plenty Regional Council has bought a 266-hectare dairy farm in the Lake Rotorua catchment and plans to retire it from production to reduce nitrogen entering the lake.
Adaptation plan at odds with public sentiment: survey
21 Oct 2025
By Liz Kivi | The Government’s position on climate adaptation buyouts shows a disconnect with public opinion, according to survey findings from insurer Suncorp NZ.
‘Damp squib’ – Govt energy plan slammed for locking in fossil fuels
2 Oct 2025
By Shannon Morris-Williams | Critics across business, climate groups and the opposition say the Government’s electricity reforms duck structural change, double down on LNG and gas, and offer little relief for soaring power prices – warning of an “expensive white elephant", deeper energy poverty and a missed chance to scale renewables.
