Verified source report
Why an immense marine heatwave off the US west coast has alarmed scientists
What does a surge in ocean temperatures, compounded with El Niño, bode for the summer? An enormous marine heatwave off the US west coast is ringing alarm bells among ocean and atmospheric scientists as new data shows its ecological and environmental effects are intensifying. The unusual area of warm water has persisted since peaking in size during September 2025 and still stretches thousands of miles from the California coastline – more than halfway across the Pacific – affecting a vast triangle-shaped region of oceanic habitats from Hawaii to British Columbia and southward to Mexico. Continue reading...
What happened
According to The Guardian’s source item, Why an immense marine heatwave off the US west coast has alarmed scientists, What does a surge in ocean temperatures, compounded with El Niño, bode for the summer? An enormous marine heatwave off the US west coast is ringing alarm bells among ocean and atmospheric scientists as new data shows its ecological and environmental effects are intensifying. The unusual area of warm water has persisted since peaking in size during September 2025 and still stretches thousands of miles from the California coastline – more than halfway across the Pacific – affecting a vast triangle-shaped region of oceanic habitats from Hawaii to British Columbia and southward to Mexico. Continue reading…
Context
The development sits in VINI’s Global file for readers following international affairs, institutions, conflict, diplomacy, economics, and cross-border consequences. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The source item is dated 2026-05-22T13:00:01+00:00.
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Source
Primary source: Why an immense marine heatwave off the US west coast has alarmed scientists via The Guardian. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.
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Source links
- Why an immense marine heatwave off the US west coast has alarmed scientistsThe Guardian - 2026-05-22T13:00:01+00:00
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