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Why are El Ninos getting stronger? 1000-year-coral record points to climate change

Nature, Published online: 27 August 2026; doi:10.1038/d41586-026-02717-9 A reconstruction of Pacific Ocean sea surface temperatures adds to the evidence that human-caused warming is boosting El Niño events.

Julia Cole, a palaeoclimatologist, remarks that the intense El Niño event currently intensifying in the Pacific Ocean should not come as a surprise. She believes it is merely part of a century-long pattern of increasingly frequent strong El Niño events brought about by global warming due to human activities. Cole is confident that this is not an isolated incident.

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A historic turning point: The world on the brink of population decline

By Murray Hunter FOR the first time in human history, global fertility appears to have fallen below the replacement level, setting the stage for an eventual decline in the world’s population.

  • Global population projected to peak at 9 billion in 2056 before declining
  • Fertility rates fall below replacement level of 2.2 children per woman globally
  • Declining fertility poses challenges for aging societies and labor markets

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