extreme heat

A new report says global temperatures have reached record highs as the El Niño climate pattern strengthens in the Pacific. El Niño, which warms ocean surface waters and alters weather worldwide, is adding to the underlying warming trend driven by greenhouse gas emissions. Scientists warn the combination could push average temperatures to new extremes in the coming months, with implications for heatwaves, droughts and storms across many regions.

The 2023-24 El Niño is described as record-shattering, with analysis of its wide-ranging effects on global temperatures, weather patterns and ecosystems. The event has driven exceptional ocean warming in the tropical Pacific, contributing to record global heat, shifts in rainfall, droughts and flooding in various regions, and stress on fisheries and agriculture. Commentators are weighing how much of the recent temperature surge should be attributed to El Niño versus longer-term climate change.

New analysis indicates the global heatwave season has expanded by roughly 39 days, with extreme heat now arriving earlier in the year and lasting longer than before. Researchers attribute the lengthening season to warming temperatures, warning that prolonged exposure raises health risks and strains infrastructure. Coverage highlights how gradual change can go unnoticed even as extreme heat events become more frequent and severe.

Ocean temperature data suggests the developing 2026 El Niño is running well ahead of the strongest El Niño events on record, with comparisons showing it in a league of its own. Observers note the pattern reflects the natural El Niño cycle叠加 on long-term ocean warming, with much of the extra heat attributed to human-driven climate change rather than the cycle alone.

The head of the UN Environment Programme says a lack of finance is the main obstacle to deploying solutions that help communities withstand extreme heat. The warning comes as heatwaves intensify worldwide, and it puts pressure on governments and lenders to fund adaptation measures such as cooling infrastructure and urban planning before the next severe heat season.

Demonstrators gathered in Paris to demand stronger climate action following a record-breaking summer heatwave in France. Protesters called on the government to accelerate emissions cuts and better prepare cities for extreme heat. The rally reflects growing public pressure in France for faster climate policy after a summer of unprecedented temperatures.

The head of the UN Environment Programme says financing is the main obstacle to rolling out solutions that help communities cope with extreme heat. The warning comes as heatwaves intensify worldwide, with measures such as cooling systems, urban shading and early-warning plans available but underfunded. The comments underline growing pressure on governments and donors to direct more money toward climate adaptation.

Climate rallies are being planned across France following a summer of record-breaking temperatures. Le Monde reports that demonstrations are being organised nationwide as campaigners seek to push the government for stronger climate action. The mobilisation follows months of extreme heat, with organisers and participants calling attention to the country's vulnerability to global warming.

Doctors are warning that people taking GLP-1 weight-loss and diabetes drugs such as Ozempic may face heightened health risks during the current heat wave. Concerns center on dehydration, as the medications can suppress thirst and appetite, potentially leaving users vulnerable to heat exhaustion and related complications. Patients are being advised to drink water regularly and take precautions in high temperatures as extreme heat persists across many regions.

Climate rallies are planned across France on Saturday following a record-breaking summer of heat and related weather extremes. Organisers and campaigners are expected to press the French government for stronger emissions cuts and climate adaptation measures. The demonstrations follow months in which the country experienced exceptional temperatures, adding pressure on officials as public attention returns to the pace of France's climate response.

A new report highlights growing concern over young people's mental health, pointing to exam pressure, extreme heat linked to climate change, and anxiety about an uncertain future as key drivers. Commentators say the combination of academic stress and environmental worries is pushing youth wellbeing up the public agenda and prompting calls for better support services in schools and communities.

Thousands of people marched in cities across France to demand stronger climate action, with demonstrators saying the country's recent extreme summer should have drawn bigger crowds. One participant told reporters they wished more people had turned out 'after the summer we've just had'. The protests reflect growing public frustration in France over heatwaves and slow government responses to the climate crisis.

Coverage is highlighting how extreme heat, worsened by climate change, hits disadvantaged communities hardest while remaining an invisible and underreported form of injustice. The reporting draws attention to who suffers most during heatwaves and why their burden often goes unrecognized in policy and public debate, framing extreme heat as both a climate and equity issue.

A journalist has been using an iPhone and a thermal sensor to document temperatures in homes, workplaces and public spaces during an intense heatwave gripping the city. The readings reveal stark disparities: construction workers labouring in direct sun, delivery riders crossing hot streets, and residents of old, poorly insulated apartment buildings facing dangerous indoor temperatures.

Scientists report the discovery of a so-called "fire amoeba", an organism said to survive at temperatures beyond what was thought to be life's upper limit. If confirmed, the find would force a rethink of the thermal boundaries of life on Earth, with implications for the search for life in extreme environments such as deep-sea vents and possibly other planets.

New figures from the National Centers for Environmental Information show Nevada recorded its hottest August ever, with most of the state running 5 to 7 degrees above normal. The Silver State also set all-time highs for daytime maximum temperatures, underscoring an extreme summer heat pattern across the US Southwest.

Colorado has endured record-smashing heat this year, and the question being raised is whether such extreme temperatures will become the state's new normal as the climate changes. The discussion reflects growing concern that this summer's unprecedented heat may be less an anomaly than a preview of future conditions for the region under continued global warming.

Swiss National Bank chairman Martin Schlegel said the central bank is monitoring how this summer's hot weather could push up food prices and feed into inflation. Extreme heat can damage harvests across Europe, lifting agricultural costs, and the bank is weighing whether such effects could influence its outlook for price stability in Switzerland.

Bologna's climate chief has given an interview discussing how the Italian city is adapting to increasingly intense and frequent heatwaves. The official explains the city's strategy of learning to live with extreme heat rather than simply trying to prevent it, reflecting a broader shift among European municipalities toward climate adaptation measures as temperatures rise.

Utah experienced its hottest summer on record this year, according to reporting from UPR. The coverage examines what drove the extreme heat, with attention likely on broader climate warming trends and regional weather patterns. The story is drawing interest from residents and climate observers tracking how consistently heat records are being broken across the American West.

Researchers collected samples from a hot stream in California's Lassen Volcanic National Park using barbecue tongs, then raised the temperature on an amoeba in Syracuse University labs from 57°C to 60°C. At 63°C the organism was still dividing, raising questions about how its intricate cellular machinery keeps functioning under such heat. The findings shed light on the limits of life at high temperatures.

The Tennessee Valley Authority set new power demand records as a September heatwave pushed temperatures across the Tennessee Valley to extreme levels. With residents and businesses running air conditioning at full tilt, electricity use climbed past typical seasonal peaks, forcing the utility to draw on its full generating fleet. The records underline how late-season heat is straining the regional power grid.

Singapore recorded its joint-highest daily maximum temperature for September after the Woodlands Avenue 9 climate station reached 35.8°C at 3.27pm on Saturday, 26 September 2026. The reading ties the national September record and adds to ongoing concerns about rising heat in the city-state, with observers linking the milestone to broader climate change trends in Southeast Asia.

The Tennessee Valley Authority generated record amounts of electricity to keep homes powered during September's heatwave, local outlet WBIR reports. The utility met unprecedented demand for air conditioning across the Tennessee Valley as extreme heat pushed residents' energy use to new highs, testing the region's power grid.