Researchers have cast light on one of the riddles of climate science: why has global warming stalled when emissions of the greenhouse gases blamed for climate change have kept soaring?
The explanation lies in an unprecedented strengthening of Pacific trade winds over the past 20 years, according to a study by US and Australian scientists.
These easterly winds, which blow across the tropics, have speeded up ocean circulation at the equator, pushing heat deep down into the ocean’s depths and bringing cooler water up to the surface.
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