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Could a Super El Niño Rewrite This Winter’s Weather?
science1 day ago

Could a Super El Niño Rewrite This Winter’s Weather?

Forecasts suggest a rare, potentially strong “super El Niño” could form as ocean temperatures in the eastern Pacific warm, altering global weather for months. If it strengthens, it may suppress Atlantic hurricanes, bring warmer northern U.S. winters and wetter conditions to the South, with timing possibly starting as soon as June and peaking in fall/winter. However, forecasts face the spring predictability barrier and there’s no certainty yet that it will reach “super” strength.

via HuffPost|
#climate#el-nino#enso
Heatwaves already push seniors past deadly thresholds, new study finds
climate2 days ago

Heatwaves already push seniors past deadly thresholds, new study finds

A Nature Communications study re-examined six extreme heatwaves from 2003–2024 and found that when accounting for humidity, the body’s cooling ability, and age, these events contained non-survivable periods for people over 65, even without reaching the previously assumed 35 C wet-bulb limit. The findings suggest current heat risks are higher than earlier estimates and that heat-related deaths may be underreported, underscoring the need for stronger adaptation in hot and humid regions.

via The Guardian|
#climate#elderly#extreme-heat
AI data centers spark heat islands, warming surrounding land by up to 16°F
science11 days ago

AI data centers spark heat islands, warming surrounding land by up to 16°F

New research finds hyperscale AI data centers emit heat that raises local surface temperatures by an average of about 3.6°F after they begin operating, with some areas seeing increases up to 16.4°F. The warming effects extend up to 6.2 miles from centers and could affect more than 340 million people worldwide, highlighting an under-researched environmental impact of data-center growth and the need for strategies to mitigate AI infrastructure’s climate footprint.

via CNN|
#ai#climate#data-centers
Earth Without the Sun: Darkness, Ice, and the Collapse of Life
science13 days ago

Earth Without the Sun: Darkness, Ice, and the Collapse of Life

If the Sun vanished, light would reach Earth for about eight more minutes, after which a rapid blackout would plunge the planet into darkness and an abrupt drop in temperature. Photosynthesis would cease, jeopardizing most surface life and food crops, while artificial light and underground refuges might sustain a fraction of humanity. The Moon would go dark, orbits could destabilize, and only hardy organisms like tardigrades and some chemosynthetic microbes might survive long term. Oceans could persist for years in the deepest regions, but the climate would continue to cool toward near‑absolute zero. In the far future the Sun itself will die and our oceans may vaporize as it expands, but the immediate catastrophe would be a swift descent into a dark, icy world.

via Live Science|
#climate#earth#extinction
Corpus Christi’s water crisis: months of supply left as industrial demand surges
climate16 days ago

Corpus Christi’s water crisis: months of supply left as industrial demand surges

Corpus Christi, Texas, is nearing a water emergency as Lake Corpus Christi sits at about 9% capacity and nearby lakes are even lower, threatening residential taps while a petrochemical and steel‑making boom dries up available water. Industry has pledged large water allocations for new plants, but supplies are uncertain, and a gulf desalination plant (Inner Harbor) has faced escalating costs and delays. City officials are pursuing groundwater and other sources, while Governor Abbott has floated state intervention and rules to accelerate relief. A potential Level 1 drought could force mandatory cuts, though industry concerns over jobs and economic impact complicate decisions, underscoring the clash between industrial water use and climate-driven scarcity.

via CNN|
#climate#corpus-christi#desalination
Heat-driven inactivity could raise global health risks by 2050
health24 days ago

Heat-driven inactivity could raise global health risks by 2050

Rising global temperatures are expected to curb physical activity, with a Lancet Countdown model showing each extra month above 27.8C could raise inactivity by about 1.5 percentage points globally (more in low- and middle-income regions). Increased inactivity is linked to higher risks of cardiovascular disease, type 2 diabetes, certain cancers and mental health disorders, potentially causing roughly 500,000 more premature deaths annually and billions in productivity losses by 2050. The biggest increases are projected in hot regions and among women. The authors urge climate-resilient physical-activity policies—cooler cities with shade, affordable air-conditioned exercise spaces, clear heat guidance—to treat physical activity as a climate-sensitive public health issue.

via The Guardian|
#climate#health#inequality
Yuka scans labels to push healthier processed foods
climate25 days ago

Yuka scans labels to push healthier processed foods

A Washington Post climate column outlines how the Yuka food-scanning app rates processed foods by nutrition, additives, and organic certification, empowering consumers to pressure brands toward healthier reformulations; the piece highlights Julie Chapon’s experience discovering a Nestlé Fitness cereal contained sugar despite years of healthy-label assumptions.

via The Washington Post|
#climate#healthy-eating#mobile-apps