Topics tagged with 'Science'
How climate change is muting nature’s symphony
4 Aug 2022
When Jeff Wells, vice president for boreal conservation at the Audubon Society, first encountered the call of the common loon on a pond near Mt. Vernon, Maine — about an hour and a half north of Portland — he thought he may have heard a ghoul. “I leaped out of bed and ran into my parents’ bedroom, like, ‘What is that?’” he told Grist, describing a melancholy wail that has made loons famous far beyond the birding community.
Scientists say it’s ‘fatally foolish’ to not study catastrophic climate outcomes
3 Aug 2022
As global greenhouse gas emissions continue to rise, some climate scientists say it’s time to start paying more attention to the most extreme, worst-case outcomes, including the potential for widespread extinctions, mass climate migration and the disintegration of social and political systems.
Offshore wind’s turbulent future
2 Aug 2022
When it’s completed, Norway’s Hywind Tampen will be the world’s largest floating offshore wind farm. Compared with most wind farms—even other offshore wind farms—the Hywind Tampen is unusual: the 88-megawatt operation is located farther out to sea than almost any other wind farm to date. Floating 140 kilometers offshore, the turbines will sit in water between 260 and 300 meters deep.
How is the jet stream connected to simultaneous heat waves across the globe?
1 Aug 2022
The deadly heat waves that have fueled blazes and caused transport disruptions in Europe, the U.S. and China this month have one thing in common: a peculiar shape in the jet stream dubbed “wavenumber 5.”
How forests lost 8,000 years of stored carbon in a few generations
29 Jul 2022
"Plant a tree" seems to be the go-to answer to climate change concerns these days. Booking a rental car online recently, I was asked to check a box to plant a tree to offset my car's anticipated carbon dioxide emissions.
Soot from rockets has 500 times the climate impact as soot from airplanes
28 Jul 2022
Air pollutants released by rocket launches, re-entry, and space debris have a disproportionate effect on global warming, according to a new study. They also have the potential to undo some of the recovery of the ozone layer achieved by the Montreal Protocol, the 1987 treaty regulating ozone-depleting substances that is considered one of the most successful examples of international environmental action in history.
The world’s top 10 “carbon bombs” and what they mean for climate change
28 Jul 2022
Much has been done by countless people, organizations, businesses and leaders to stave off the effects of climate change. Over decades, concerned individuals have changed their diets, switched to renewable energy, taken organized action and invested money in a desperate bid to save future generations from the hardships of living in a world heated beyond 1.5 degrees Celsius.
Supervolcano study indicates carbon dioxide emissions key to avoid climate change
28 Jul 2022
A new study has linked the volume and speed of carbon dioxide emissions from supervolcanoes to past environmental crises. According to the researchers, the findings are instrumental in understanding how to prevent future climate disasters.
US to plant a billion trees
27 Jul 2022
The Biden administration says the government will plant more than one billion trees across millions of acres of burned and dead woodlands in the U.S. West, as officials struggle to counter the increasing toll on the nation's forests from wildfires, insects and other manifestations of climate change.
When does planting trees make sense?
27 Jul 2022
Trees can be powerful allies in the fight against global heating because they can trap CO2 and lock it away. But planting billions more of them won't be enough to save the climate.
The case for paying carbon taxes on unsustainable food
26 Jul 2022
Minimizing the risk of living on an unlivable planet requires significantly reducing greenhouse gas (GHG) emissions through various means, like shifting to renewable energy and electrifying sectors that rely on fossil fuels.
Why is it so hard to get people to care about climate change? A neuroscientist and a psychologist shed light
22 Jul 2022
Portugal, France, Spain and Greece are on fire - and, recently, so was the UK. Record 40C heat fuelled dozens of blazes around the country, and saw the busiest day for London's firefighters since the Second World War.
Growing crops in darkness could save land and advance sustainable agricultural
21 Jul 2022
Like something out of a science fiction film, researchers have managed to grow plants in complete darkness, potentially paving a path for food production that’s decoupled from the land.
How secretive methane leaks are driving climate change
20 Jul 2022
There is an open secret in the oil and gas industry and it is feeding the climate crisis.
Are cities ready for extreme heat?
19 Jul 2022
The first chapter of Kim Stanley Robinson’s The Ministry for the Future takes my breath away. Not just because I can almost feel the heat and humidity dripping off the pages, but because I know that—although the story is fictional—similar scenes are already playing out in real life.
Millions more at risk from dangerous summer temperatures if climate goals aren't met
15 Jul 2022
Health-threatening heatwaves will become more intense due to climate change, putting millions more people at risk from dangerous summer temperatures, new research has revealed.
Forests are becoming less resilient because of climate change
14 Jul 2022
Climate change has been linked with a widespread decline in the ability of many of the world’s forests to bounce back after events such as drought and logging.
Rich nations caused climate harm to poorer ones, study says
13 Jul 2022
Scientists, officials and activists have long called out the inequity in national histories on greenhouse gas emissions with rich nations benefiting and poor ones hurting from global warming, and now a study published Tuesday aims to calculate just how much economic impact large emitters have caused to other nations.
Species extinction threatens the livelihoods of billions: new report
12 Jul 2022
With billions of people depending on wild flora and fauna for food, medicine, and energy, a million species are at risk of extinction due to the combined impacts of climate change, other forms of pollution, overexploitation, and deforestation, warns a new report backed by the United Nations.
Scientists puzzled by soaring global methane levels
12 Jul 2022
Methane concentrations in the Earth's atmosphere are soaring—and the exact causes of the "frightening" increase are puzzling scientists
How climate change is making extreme weather a regular occurrence
12 Jul 2022
Torrential rains in Japan, record-breaking heatwaves in Europe, and recurring droughts in the western US. For the second year in a row the start of summer in the northern hemisphere has been marked by extreme weather. To what extent is global warming to blame?
New study identifies rapidly emerging threats to oceans
11 Jul 2022
A globe-spanning study outlines new, potentially unexpected threats to ocean ecosystems and vulnerable coastal communities within the next five to 10 years that will come on top of the already harmful effects of overfishing, pollution and global warming.
Best by the rest…
8 Jul 2022
In our weekly round-up of the best climate coverage in the local media: Offshore oil and gas exploration goes ahead despite bans; indigenous forests’ carbon sequestration superpowers; and is romanticising New Zealand’s colonial past hindering our climate response?
Waikato student wins scholarship to study Antarctic carbon release hotspots
7 Jul 2022
A Waikato student has won a $20,000 scholarship to study possible carbon dioxide release hotspots in the Southern Ocean.
How much is a mangrove forest worth? In some places, $850,000 per hectare
7 Jul 2022
While proponents of environmental restoration often talk about ecological benefits, people controlling the purse strings think in dollars and cents.
Climate change forcing nature reserves to adapt, warns new report
7 Jul 2022
Projects to help wildlife adapt to habitats affected by climate change will become more commonplace, warned a new report.
Methane emissions reach new highs despite pandemic—four times more sensitive to climate change than first thought
7 Jul 2022
Eliminating emissions of CO₂ is high up the environmental agenda—but the world should not lose sight of the threat from methane. There has been a disturbing recent surge in atmospheric methane, which is more than 25 times more potent as a greenhouse gas over the course of a century than CO₂.
Restoring nature is not a silver bullet for global warming, we must cut emissions outright
5 Jul 2022
Restoring degraded environments, such as by planting trees, is often touted as a solution to the climate crisis. But our new research shows this, while important, is no substitute for preventing fossil fuel emissions to limit global warming.
How AI can have a positive and negative impact on climate: study
4 Jul 2022
A study published last month in the peer-reviewed journal Nature Climate Change sought to understand the potential impact of artificial intelligence on climate change.
Technofixes are the elite's attempt to sidestep blame for the climate crisis
4 Jul 2022
Science has a resistance to ill-founded assertions embedded deep in its bones. Carl Sagan called this “baloney detection.” But in the face of climate change, arguably our largest science-related crisis, these baloney detection capabilities haven’t kept our leaders honest.
The benefits of growing brocolli beneath solar panels
1 Jul 2022
Despite being “yucky” according to some picky eaters, broccoli is well-suited to grow alongside solar panels, according to a new study.
Climate impact of food-miles up to 7 times higher than previously thought: study
30 Jun 2022
Fresh research suggests transport accounts for one-fifth of total food-system emissions, with fresh fruit and vegetables amongst the most carbon-intensive.
Tropical cyclones now ‘13% less frequent’ due to climate change
29 Jun 2022
Tropical cyclones are complex phenomena, which only form under specific atmospheric and oceanic conditions. Research suggests that, as the climate warms, changing conditions are making tropical cyclones less frequent. However, a lack of long-term cyclone data makes this trend difficult to quantify.
Seaweed startup raises $7 million to reduce ruminant methane emissions
29 Jun 2022
US startup Symbrosia* has raised $7 million in new funding as it makes progress on its seaweed feed additive that reduces methane emissions from livestock.
NZ not doing enough to prevent deaths from extreme weather worsened by climate change
28 Jun 2022
Negative health consequences from extreme weather in New Zealand could increase because of climate change and the country needs to do more to prevent and manage these threats, researchers say.
Climate change affecting children even before birth
28 Jun 2022
Climate change affects everyone, but studies have shown infants and children to be most vulnerable.
London could feel as hot as Barcelona by 2050
28 Jun 2022
A major climate change study has found that London's weather could feel more like Barcelona's by 2050. Even though this might sound like a dream at first to Londoners, the change could turn into a nightmare as it would be accompanied by stretches of severe drought as well as heavier downpours in the wet months, potentially challenging many aspects of life in the city.
Sun Cable clears new hurdle for world’s biggest solar and battery project
27 Jun 2022
Sun Cable’s Australia-Asia PowerLink, the massive solar and battery project backed by Australia’s two richest men, Andrew Forrest and Mike Cannon-Brookes, has cleared another important hurdle with a ringing endorsement of its economic merits from Infrastructure Australia
Climate damage caused by space tourism needs urgent mitigation: study
27 Jun 2022
A formidable space tourism industry may have a greater climate effect than the aviation industry and undo repair to the protective ozone layer if left unregulated, according to a new study led by UCL Earth’s Future.
Economists assume the desire for wealth is insatiable. What if they’re wrong?
23 Jun 2022
The majority of people surveyed in 33 countries around the world say their lifestyle dreams could be fulfilled with a finite—and often relatively modest—amount of money. The findings call into question a founding principle of economics, and suggest unexpected opportunities for achieving sustainable societies.
Warming climate upends Arctic mining town
23 Jun 2022
Tor Selnes owes his life to a lamp. He miraculously survived a fatal avalanche that shed light on the vulnerability of Svalbard, a region warming faster than anywhere else, to human-caused climate change.
Mysterious climate behaviour during Earth’s most severe mass extinction event explained
22 Jun 2022
Media Release - The end-Permian mass extinction is the most severe mass extinction event ever recorded, during which ~80% of marine species went extinct.
How climate change is knocking natural events wildly out of sync
22 Jun 2022
Climate change is throwing off the timing of key events in the natural world, from the flowering of plants to the migrations of birds and mammals. Now, ecologists are warning that this could spiral out of control and cause whole ecosystems to break down.
Emissions from agriculture threatens health and climate: US study
22 Jun 2022
A new US study analyses the cost of reactive nitrogen emissions from fertilized agriculture and their risks to populations and climate.
What 18 independent studies all concluded about the use of hydrogen for heating
22 Jun 2022
A total of 18 independent studies produced since 2019 — including by the IPCC, IEA and McKinsey — have ruled out hydrogen playing a major role in the heating of buildings, according to a list compiled by renowned energy expert Jan Rosenow.
Ibrahim Thiaw appointed interim UN Climate Change head
22 Jun 2022
The head of the UN Convention to Combat Desertification will head UN Climate Change from 17 July and until a permanent replacement to Patrica Espinosa is found.
‘Food miles’ have larger climate impact than thought, study suggests
21 Jun 2022
Global “food miles” emissions are higher than previously thought – accounting for nearly one-fifth of total food-system emissions – new research suggests.
Could space bubbles fight climate change?
21 Jun 2022
Architect Carlo Ratti is among a group of MIT researchers exploring the feasibility of fighting climate change with a conglomeration of "space bubbles" that would float above the Earth to reflect the sun's rays.
Methane emissions throughout supply chain underestimated: study
21 Jun 2022
Researchers at the Imperial College London have discovered that biogas and biomethane leak up to twice as much methane as previously thought, despite being more climate-friendly.
Is moss a climate change superhero in disugise?
21 Jun 2022
Ask most gardeners what they think of moss and the chances are you will get a string of expletives in return.
Urban rewilding combats global biodiversity decline
Wed 28 May 2025
Media release | A new study led by the University of Sydney reveals how cities around the world are restoring wildlife to their former habitats in the face of ongoing urban sprawl.
Controversy around NZ’s methane target hits international press
Today 12:00pm
By Liz Kivi | New Zealand’s approach to methane targets has hit international media, with climate scientists from multiple countries penning an open letter warning Prime Minister Christopher Luxon not to weaken methane targets.
Greenwashing is rife in Australia, but could its days be numbered?
Wed 28 May 2025
COMMENT: Have you ever ticked the box to “fly carbon neutral”, had something delivered via “carbon-neutral shipping” or chosen to pay a bit extra to buy “carbon-neutral gas” from your energy retailer?
Help sustainable aviation fuels take off or delay targets, airlines warn EU
20 May 2025
Earmarked funding, risk-reduction tools, and simplified imports top Airlines for Europe’s wish list for the EU’s upcoming Sustainable Transport Investment Plan.
Govt's RMA overhaul sparks fears for nature and climate
Fri 30 May 2025
By Shannon Morris-Williams | The Government has opened public consultation on the biggest overhaul of environmental planning rules in New Zealand’s history, with critics warning it puts nature and climate at risk in favour of fast-tracked development and industry expansion.
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.
Govt mulls status quo for ETS auction settings
Thu 29 May 2025
By Liz Kivi | The government has released its consultation on the Climate Change Commission’s latest advice on Emissions Trading Scheme auction settings and volumes, putting forward the option to ignore the commission’s advice to boost auction volumes from 2028-2030.
EU climate chief lobbied Germany to back weakened 2040 goal
Today 12:00pm
The European Commission’s climate chief successfully lobbied Germany’s coalition government to endorse a controversial measure that weakens the EU’s next climate target.
Carbon price too low to fund carbon capture
20 May 2025
The government’s climate target to 2030 is at risk, after revelations that a carbon capture project which the government was relying on to deliver one third of its carbon reductions, might not go ahead.
Fight over coal mine heats up
Fri 30 May 2025
Forest & Bird is calling on the government to create a new scientific reserve covering the Denniston Plateau on the West Coast, which would stop a fast-tracked coal mine.
Trump’s actions are already having consequences for climate, especially for the IPCC - expert
11 Apr 2025
Leading climate scientist, Dr Kevin Trenberth, left the US and came home to New Zealand because of the rise of Donald Trump. In this comment piece, he writes that he is appalled in multiple ways by the so-called “war on science” unfolding through staff cuts and the president’s policy edicts.
Owning a green home could cut mortgage payback time by two years
9 May 2025
A green certified home plus a green mortgage and associated energy bill savings could save Kiwi families up to $98,800 over the course of their mortgage - the equivalent of being mortgage-free several years early, according to new research.
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.
Watts talks big on energy reform, but barriers persist
Thu 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.
“It’s not the car – it’s how we move” – EECA
Today 12:00pm
By Shannon Morris-Williams| New Zealand’s transport emissions conversation has focused heavily on electric vehicles – but Richard Briggs, group manager, delivery and partnerships at the Energy Efficiency and Conservation Authority, says we’re asking the wrong question.
Govt budgets $200m for would-be gas investors
23 May 2025
By Liz Kivi | Energy Resources Aotearoa has welcomed the government's plan to co-invest $200 million in fossil gas expansion, while environmental and climate groups have reacted with horror.
Death toll from Nigeria flash floods rises to 151
Today 12:00pm
At least 151 people in central Nigeria are now known to have died following flash floods that destroyed homes and displaced thousands of residents earlier this week.
Oceans Commission must have teeth – minister
14 May 2025
If an Oceans Commission were to be established under the government it would need genuine powers to make change, says Minister for Oceans and Fisheries Shane Jones.
Environmentalists see forestry changes as dangerous step for Tairāwhiti
Today 12:00pm
By Zita Campbell, Local Democracy Reporter | Tairāwhiti environmentalists have called changes for commercial forestry under proposed Resource Management Act reforms “a slap in the face” and a return to weaker forestry regulations.
Why expensive gas – not net-zero – is keeping UK electricity prices so high
Wed 28 May 2025
The UK’s high electricity prices have become intensely political, with competing claims over the cause of rocketing bills and how best to get them down.
Hotter and deeper: how NZ’s plan to drill for ‘supercritical’ geothermal energy holds promise and risk
2 Apr 2025
By David Dempsey, University of Canterbury | New Zealand’s North Island features a number of geothermal systems, several of which are used to generate some 1,000 MegaWatts of electricity. But deeper down there may be even more potential.
Electrification challenge for politicians, regulators
27 May 2025
Rewiring Aotearoa is calling for stronger political leadership to bring its vision of a cheaper, cleaner and stronger energy system to life, with the launch of its policy manifesto today.
Could ‘orange’ hydrogen be NZ’s key to net-zero?
Fri 30 May 2025
By Liz Kivi | New Zealand could be sitting on resources for a thriving multi-billion-dollar, low-carbon hydrogen economy, which might even be capable of creating a net reduction of carbon dioxide, according to scientists.
Energy Australia is in court accused of greenwashing. What is the case about and why is it significant?
16 May 2025
Climate group alleges energy giant misled 400,000 customers about ‘Go Neutral’ product, arguing that carbon credits don’t actually remove emissions.
Methanex closure comes early this year
14 May 2025
The almost-now-annual closure of Methanex has come earlier this year, giving more confidence that the electricity system will get through the winter without a fuel shortfall.
What happened to the hydrogen economy?
Today 12:00pm
The hydrogen car that was supposed to carry us into a cleaner future is still not in the driveway. In fact, outside of a few test markets, it’s not in anyone’s driveway.
Climate change could drive surge in foreclosures and lender losses, new study finds
22 May 2025
Extreme weather linked to climate change could spell financial ruin for many American homeowners and lead to billions in losses for lenders, a new study finds.
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.
Energy Australia apologises to 400,000 customers and settles greenwashing legal action
22 May 2025
Energy retailer says carbon offsetting ‘not the most effective way’ to reduce emissions.
Kiwi cleantech companies on the world stage
27 May 2025
Six New Zealand 'cleantech' companies were in Singapore earlier this month, along with a venture capital firm and the MacDiarmid Institute, to meet investors and multinational partners.
Carbon News launches price index
24 Jun 2024
Today’s issue is the first to feature Carbon News’ own carbon price index for secondary market spot prices for NZUs on New Zealand’s compliance market.
New research reveals NZ’s natural resource footprint
Thu 29 May 2025
Media release | New research from the office of the Parliamentary Commissioner for the Environment reveals that about 107 million tonnes of natural resources were required to produce the goods and services consumed by New Zealanders in 2019 – approximately 21 tonnes per person on average.
World’s nations to gather in France to tackle what UN says is a global emergency in the oceans
Fri 30 May 2025
The world’s nations are gathering in France next month to tackle what the United Nations calls a global emergency facing the world’s oceans as they confront rising temperatures, plastic pollution choking marine life, and relentless overexploitation of fish and other resources.
Europe’s next climate target may already have been agreed in Berlin
Wed 28 May 2025
Germany’s new coalition has adopted a climate stance shaped by talks with the EU’s top climate official, signalling where the bloc may land on a likely upcoming 2040 emissions target.
Warm water affecting Antarctica’s largest ice shelf - new research
22 Apr 2025
While Antarctica’s Ross Ice Shelf is currently stable, new research shows warm water is reaching up to 170 kilometres under the front of the ice shelf.
NZ's first chance in 20 years to catch up on waste
Fri 30 May 2025
Media release | The government has announced proposals for updating the Waste Minimisation Act and the Litter Act. For the first time in nearly 20 years, Kiwis have a chance to catch up with other countries to reduce our waste and litter.
Dismissals 'massive win' for climate movement
13 May 2025
The outstanding charges against 25 climate activists who disrupted traffic in Wellington have been dropped, a move the group calls a win for the climate movement.
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.
For the first time, China invests more in wind and solar than coal overseas
Thu 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.
Green budget 'ludicrous la-la land' – govt
15 May 2025
Prime Minister Christopher Luxon said the budget was "clown show economics" and an "absolute circus".
While govt ‘refreshes’ fund for low carbon trucks, are transport emissions set to accelerate?
Wed 28 May 2025
By Liz Kivi | The government has announced it is updating the Low Emissions Heavy Vehicle Fund, however cuts to funds to decarbonise transport in last week’s budget, and potential changes to road user charges, could stall transport emissions reductions.
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.
More than 1 in 4 cars sold globally in 2025 expected to be EV: IEA report
26 May 2025
According to the Global EV Outlook 2025 report from the International Energy Agency (IEA), 2025 is set to be big for EV sales. The report predicts that about one in four cars sold worldwide this year will be electric, despite overall market uncertainties.
Brazil seeks early deals on two stalled issues at Bonn climate talks
26 May 2025
Moving forward work on just transition and implementing recommendations from the Global Stocktake of climate progress are key priorities for upcoming UN negotiations.
Water crisis on the horizon?
26 May 2025
Media release | Sewage contaminating Auckland oyster farms highlights the “dire state” of water infrastructure in Aotearoa, says University of Auckland Associate Professor Daniel Hikuroa.
Global sea levels rise spelling catastrophe for coastal towns and cities
14 May 2025
For around 2,000 years, global sea levels varied little. That changed in the 20th century. They started rising and have not stopped since — and the pace is accelerating.
Tropical forest loss hit new heights in 2024; fire a major driver in Latin America
23 May 2025
Tropical forest loss skyrocketed in 2024, with vast swaths of primary forest consumed by fire, according to new satellite data.
NZ moving too slowly to decarbonise – former commission chair
22 May 2025
By Liz Kivi | New Zealand's energy transition is too slow and too controlled by vested interests, according to former Climate Change Commission chair Rod Carr.
