Ice cores provide first documentation of rapid Antarctic ice loss in the past

Researchers from the University of Cambridge and the British Antarctic Survey have uncovered the first direct evidence that the West Antarctic Ice Sheet shrunk suddenly and dramatically at the…Continue readingIce cores provide first documentation of rapid Antarctic ice loss in the past

New UN weather agency chief says rate of global warming is speeding up

The new chief of the World Meteorological Organization said it looks to her that the rate of human-caused climate change is accelerating and that warming has triggered more Arctic…Continue readingNew UN weather agency chief says rate of global warming is speeding up

Marine sponges reveal global warming has already exceeded 1.5 degrees

Scientists analysed 300 years of ocean temperature records from marine sponges and discovered global warming has increased by 0.5˚C more than was previously estimated. In the study, published in…Continue readingMarine sponges reveal global warming has already exceeded 1.5 degrees

New study says the world blew past 1.5˚C four years ago

Limiting average global warming to 1.5 degrees Celsius, or 2.7 degrees Fahrenheit, above preindustrial levels has been the gold standard for climate action since at least the 2015 Paris…Continue readingNew study says the world blew past 1.5˚C four years ago

The jump in global temperatures in September 2023 is difficult to explain by natural climate variability alone

The global mean temperature in September 2023 was 0.93° C warmer than the 1991–2020 average, breaking the previous record set in 2020 by a margin of 0.5° C. This…Continue readingThe jump in global temperatures in September 2023 is difficult to explain by natural climate variability alone

UN confirms Europe hit record high temperature in 2021

The World Meteorological Organisation confirmed on Tuesday that continental Europe recorded in 2021 its highest ever temperature of 48.8 degrees Celsius (119.8 Fahrenheit), and warned that new extremes were…Continue readingUN confirms Europe hit record high temperature in 2021

Earth shattered global heat record in ’23 and it’s flirting with warming limit

In one of the first of several teams of science agencies to calculate how off-the-charts warm 2023 was, the European climate agency Copernicus said the year was 1.48 degrees…Continue readingEarth shattered global heat record in ’23 and it’s flirting with warming limit

Current carbon dioxide levels last seen 14 million years ago

New analysis finds the last time the air contained 420 parts per million (ppm) of carbon dioxide was between 14-16 million years ago, when there was no ice in…Continue readingCurrent carbon dioxide levels last seen 14 million years ago

Earth on verge of five catastrophic climate tipping points, scientists warn

Many of the gravest threats to humanity are drawing closer, as carbon pollution heats the planet to ever more dangerous levels, scientists have warned. Five important natural thresholds already…Continue readingEarth on verge of five catastrophic climate tipping points, scientists warn

‘End of century’ extreme heat and drought conditions in Europe could occur much earlier than previously thought

Simultaneous episodes of extreme heat and drought could occur earlier and repeatedly in Europe, reports a study published in Communications Earth & Environment. Laura Suarez-Gutierrez and colleagues investigated how…Continue reading‘End of century’ extreme heat and drought conditions in Europe could occur much earlier than previously thought

Queensland’s wet tropics see 25% rise in threatened species in three years as climate change bites

The number of listed threatened species in Australia’s world heritage northern rainforests has increased by 25% since 2020, as ecologists say they are now clearly observing the long-predicted impacts…Continue readingQueensland’s wet tropics see 25% rise in threatened species in three years as climate change bites

Emissions Gap Report 2023

Total global greenhouse gas (GHG) emissions in 2020 were 54.5GtCO2e, and grew to 57.4 in 2022. The emissions gap for 2030 is defined as the differencebetween the estimated total…Continue readingEmissions Gap Report 2023

World temperatures will blow past Paris goals this decade

According to a new paper by scientists from a dozen institutions, the world’s average temperature will surpass 1.5°C above preindustrial times within the next several years—much faster than most…Continue readingWorld temperatures will blow past Paris goals this decade

Here are the places that could become too hot for humans due to climate change

Heat waves have always been part of summer, but the familiar short periods of oppressive conditions have grown into weeks to months of sweltering heat. Research has shown that…Continue readingHere are the places that could become too hot for humans due to climate change

Researchers argue that reducing greenhouse gas emissions is not enough to combat climate change

According to a new paper in Oxford Open Climate Change, the strategies humanity must pursue to reduce climate change will have to include more than reducing greenhouse gases. This…Continue readingResearchers argue that reducing greenhouse gas emissions is not enough to combat climate change

Remaining Carbon Budget

The remainin budget for a reliable chance (83%) of not exceeding 1.5˚C global warming has been expended – After making all these changes, our best (50%) RCB estimate starting…Continue readingRemaining Carbon Budget

Human emissions made deadly South American heat 100 times more likely

The deadly heat in central South America over the past two months was made 100 times more likely by human emissions that disrupted the climate, scientists have shown. Temperatures…Continue readingHuman emissions made deadly South American heat 100 times more likely

Climate-driven extreme heat may make parts of Earth too hot for humans

If global temperatures increase by 2°C above pre-industrial levels, the 2.2 billion residents of Pakistan and India’s Indus River Valley, the one billion people living in eastern China and…Continue readingClimate-driven extreme heat may make parts of Earth too hot for humans

Antarctic sea ice shrinks to lowest annual maximum level on record

Antarctica has likely broken a new record for the lowest annual maximum amount of sea ice around the continent, beating the previous low by a million square kilometres. The…Continue readingAntarctic sea ice shrinks to lowest annual maximum level on record

Devastatingly low Antarctic sea ice may be the ‘new abnormal,’ study warns

Sea ice insulates the ocean, reflects heat, drives currents, supports ecosystems and protects ice shelves. It also has an annual seasonal cycle—some of the ice melts, then freezes again.…Continue readingDevastatingly low Antarctic sea ice may be the ‘new abnormal,’ study warns

Earth ‘well outside safe operating space for humanity’

Earth’s life support systems have been so damaged that the planet is “well outside the safe operating space for humanity”, scientists have warned. Their assessment found that six out…Continue readingEarth ‘well outside safe operating space for humanity’

Antarctica warming much faster than models predicted in ‘deeply concerning’ sign for sea levels

Antarctica is likely warming at almost twice the rate of the rest of the world and faster than climate change models are predicting, with potentially far-reaching implications for global…Continue readingAntarctica warming much faster than models predicted in ‘deeply concerning’ sign for sea levels

Florida ocean temperature topped 100˚F, setting potential record

Shallow waters off south Florida topped 100 degrees Fahrenheit (37.8˚C) for several hours on Monday, potentially setting a new world record with temperatures more commonly associated with hot tubs.…Continue readingFlorida ocean temperature topped 100˚F, setting potential record

Is it really hotter now than any time in 100,000 years?

If we look even farther back, to the previous interglacial period, which peaked around 125,000 years ago, we do find evidence of warmer temperatures. The evidence suggests the long-term…Continue readingIs it really hotter now than any time in 100,000 years?

UK’s record heatwave will be seen as ‘cool’ by 2100, Met Office warns

The UK’s hottest year of 2022 — when temperatures rose to a record 40˚C in the summer — will be considered “average” by about 2060 if the world keeps…Continue readingUK’s record heatwave will be seen as ‘cool’ by 2100, Met Office warns

Mediterranean on fire as blazes spread across nine countries

Algeria: At least 34 people were killed, where 8,000 firefighters battled blazes across the tinder-dry north. Fires burned in a total of 15 provinces, leading to the evacuation of…Continue readingMediterranean on fire as blazes spread across nine countries

From scorching heat to deadly storms, Europe has no rest from ‘summer of hell’

Temperatures have consistently topped 40 degrees Celsius this week across southern and eastern European countries, and for some areas like Sicily there remains no respite. The Italian island was…Continue readingFrom scorching heat to deadly storms, Europe has no rest from ‘summer of hell’

Blistering US heatwave spreads from south and scorches 190m Americans

A blistering heatwave that has engulfed the southern US over the past four weeks has spread to the Great Plains, midwest, mid-Atlantic and north-eastern regions, placing about 190 million…Continue readingBlistering US heatwave spreads from south and scorches 190m Americans

‘We are damned fools’: scientist who sounded climate alarm in 80s warns of worse to come

The world is shifting towards a superheated climate not seen in the past 1m years, prior to human existence, because “we are damned fools” for not acting upon warnings…Continue reading‘We are damned fools’: scientist who sounded climate alarm in 80s warns of worse to come

World’s oceans changing colour due to climate breakdown, study suggests

The sea is becoming greener due to changes in plankton populations, analysis of Nasa images finds. When comparing these changes in colour with those hypothesised from a computer model…Continue readingWorld’s oceans changing colour due to climate breakdown, study suggests

Signs of the human era, from nuclear fallout to microplastics

Soaring greenhouse gases, ubiquitous microplastics, pervasive “forever chemicals”, the global upheaval of animals, even old mobile phones and chicken bones—all have been put forward as evidence that the world…Continue readingSigns of the human era, from nuclear fallout to microplastics

Last week the hottest worldwide on record: UN

“The world just had the hottest week on record, according to preliminary data,” the WMO said in a statement, after climate change and the early stages of the El…Continue readingLast week the hottest worldwide on record: UN

Evidence in Canada lake indicates start of new Anthropocene epoch

Scientists say human activity has so fundamentally altered the geology, atmosphere and biology of the earth that it has entered a new geologic epoch known as the Anthropocene. On…Continue readingEvidence in Canada lake indicates start of new Anthropocene epoch

Antarctic tipping points: The irreversible changes to come if we fail to keep warming below 2˚C

The slow-down of the Southern Ocean circulation, a dramatic drop in the extent of sea ice and unprecedented heatwaves are all raising concerns that Antarctica may be approaching tipping…Continue readingAntarctic tipping points: The irreversible changes to come if we fail to keep warming below 2˚C

Arctic Ocean could be ice-free in summer by 2030s, with global, damaging and dangerous consequences

The Arctic Ocean could be ice-free in summer by the 2030s, even if we do a good job of reducing emissions between now and then. That’s the worrying conclusion…Continue readingArctic Ocean could be ice-free in summer by 2030s, with global, damaging and dangerous consequences

Will fossil fuel phase-out make it onto the UN’s climate agenda?

United Nations climate chief says while the rapid end of burning coal, oil, and natural gas is urgently needed, the topic may not even reach crucial COP28 negotiations.Continue readingWill fossil fuel phase-out make it onto the UN’s climate agenda?

Too late now to save Arctic summer ice, climate scientists find

It is now too late to save summer Arctic sea ice. The study also shows that if emissions decline slowly or continue to rise, the first ice-free summer could…Continue readingToo late now to save Arctic summer ice, climate scientists find

Amount of warming triggering carbon dioxide in air hits new peak, growing at near-record fast rate

“CO2 now is higher than any time in the last 4 to 4.5 million years when the atmosphere was about 7 degrees Fahrenheit (3.9 degrees Celsius) warmer and sea…Continue readingAmount of warming triggering carbon dioxide in air hits new peak, growing at near-record fast rate

Dangerous slowing of Antarctic ocean circulation sooner than expected

“Our data show the impacts of climate change are running ahead of schedule,” said lead author Kathryn Gunn, of the Australian Science agency CSIRO and Britain’s Southampton University. The…Continue readingDangerous slowing of Antarctic ocean circulation sooner than expected

Antarctic alarm bells: Observations reveal deep ocean currents are slowing earlier than predicted

We found melting of Antarctic ice is disrupting the formation of Antarctic bottom water. The meltwater makes Antarctic surface waters fresher, less dense, and therefore less likely to sink.…Continue readingAntarctic alarm bells: Observations reveal deep ocean currents are slowing earlier than predicted

Saving humanity: Here’s a radical approach to building a sustainable and just society

The dangerous and destructive myths of conventional economics include the claims that: Since planetary boundaries have already been exceeded and low-income countries must develop, social justice demands that the…Continue readingSaving humanity: Here’s a radical approach to building a sustainable and just society

Atmospheric research provides clear evidence of human-caused climate change signal associated with CO₂ increases

“The human fingerprints in temperature changes in the mid to upper stratosphere due to CO2 increases are truly exceptional because they are so large and so different from temperature…Continue readingAtmospheric research provides clear evidence of human-caused climate change signal associated with CO₂ increases

Fire danger in the high mountains is intensifying, shows study of four decades of data

We analyzed fire danger trends in different elevation bands of the Western U.S. mountains from 1979 to 2020. Fire danger describes conditions that reflect the potential for a fire…Continue readingFire danger in the high mountains is intensifying, shows study of four decades of data

Severe heatwave engulfs Asia causing deaths and forcing schools to close

Extreme temperatures described as ‘worst April heatwave in Asian history’ as records threatened in India, China, Thailand and Laos.Continue readingSevere heatwave engulfs Asia causing deaths and forcing schools to close

Century-old Sydney weather record broken with 184 days of 20˚C or higher

Six months without notable cold spell was ‘amazing’ given record rainfall during same period, Bureau of Meteorology says.Continue readingCentury-old Sydney weather record broken with 184 days of 20˚C or higher

Antarctica’s heart of ice has skipped a beat: Science briefing calls for action

In 2022 the summer minimum was less than 2 million square km for the first time since satellite records began. This summer, the minimum was even lower—just 1.7 million…Continue readingAntarctica’s heart of ice has skipped a beat: Science briefing calls for action

New Research Sparks Concerns That Ocean Circulation Will Collapse

The groundbreaking modeling study published by Australian and American researchers at the end of March for the first time includes a detailed assessment of the likely impact of melting…Continue readingNew Research Sparks Concerns That Ocean Circulation Will Collapse

UN reports ‘off the charts’ melting of glaciers

The world’s glaciers melted at dramatic speed last year and saving them is effectively a lost cause, the United Nations reported Friday, as climate change indicators once again hit…Continue readingUN reports ‘off the charts’ melting of glaciers

‘Headed off the charts’: world’s ocean surface temperature hits record high

The temperature of the world’s ocean surface has hit an all-time high since satellite records began, leading to marine heatwaves around the globe, according to US government data.Continue reading‘Headed off the charts’: world’s ocean surface temperature hits record high

Confirmed: Global floods, droughts worsening with warming

Continue readingConfirmed: Global floods, droughts worsening with warming

Faster, higher, hotter: What we learned about the climate system in 2022: Part 3

Risks are cascading and underestimated, new climate extremes recorded, and the conclusion.Continue readingFaster, higher, hotter: What we learned about the climate system in 2022: Part 3

Faster, higher, hotter: What we learned about the climate system in 2022: Part 2

2°C degrees is not a point of system stability, we are heading towards 3°C or more, and system-level change and tipping points are happening faster than forecast.Continue readingFaster, higher, hotter: What we learned about the climate system in 2022: Part 2

Faster, higher, hotter: What we learned about the climate system in 2022: Part 1

Record emissions, the 1.5°C target, what about overshooting 1.5°C and cooling back to that level by 2100?, and the likelihood of achieving the 2°C target.Continue readingFaster, higher, hotter: What we learned about the climate system in 2022: Part 1

Scientists warn that many dangerous feedback loops make climate action more urgent

Continue readingScientists warn that many dangerous feedback loops make climate action more urgent

Global warming reaches central Greenland

The most recent decade surveyed in a study, the years 2001 to 2011, was the warmest in the past 1,000 years, and the region is now 1.5 degrees Celsius…Continue readingGlobal warming reaches central Greenland

Feds release bleak 2022 climate change data: Oceans warm, global temps among hottest on record

Continue readingFeds release bleak 2022 climate change data: Oceans warm, global temps among hottest on record

Revealed: Exxon made ‘breathtakingly’ accurate climate predictions in 1970s and 80s

Continue readingRevealed: Exxon made ‘breathtakingly’ accurate climate predictions in 1970s and 80s

Scientists sound alarm as ocean temperatures hit new record

Continue readingScientists sound alarm as ocean temperatures hit new record

Last 8 years warmest on record globally: EU climate monitor

Continue readingLast 8 years warmest on record globally: EU climate monitor

‘Extreme event’: warm January weather breaks records across Europe

Continue reading‘Extreme event’: warm January weather breaks records across Europe