The band of heavy precipitation indicates the intertropical convergence zone. The new findings are based on sediment cores from lakes and lagoons on Palau, Washington, Christmas and Galapagos islands. Credit: University of WashingtonFrom Live Science:
Earth's most prominent rain band, near the equator, has been moving north at an average rate of almost a mile (1.4 km) a year for three centuries, likely because of a warming world, scientists say.
The band supplies fresh water to almost a billion people and affects climate elsewhere.
If the migration continues, some Pacific islands near the equator that today enjoy abundant rainfall may be starved of freshwater by midcentury or sooner, researchers report in the July issue of the journal Nature Geoscience.
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