By Paul Homewood
From the “We told you so department”
Rising seas are eating away at small islands and will eventually turn their inhabitants into climate refugees, right? Not so for some of the world’s most threatened islands, which have grown despite experiencing dramatic sea level rise.
Funafuti atoll, which includes the capital of Tuvalu, is an islet archipelago in the tropical Pacific Ocean made from coral debriswashed up from an underlying reef by waves, winds and currents. Over the past 60 years the sea has risen by around 30 centimetres locally,sparking warnings that the atoll is set to disappear.
But Paul Kench of the University of Auckland, New Zealand, and colleagues found no evidence of heightened erosion. After poring over more than a century’s worth of data, including old maps and aerial and satellite imagery, they conclude that 18 out of 29 islands have actually grown.
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