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How Islands Form

A new landmass has appeared in the Pacific Ocean following the eruption of the underwater volcano Hunga Tonga-Hunga Ha’apai. How are islands born and why do some appear then fade away — could it be due to climate change? Plus, it's possible to build your own island, if you have the money of course.

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How Islands Form
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    A new island is forming in the Pacific Ocean after an underwater volcanic eruption

    A new island is forming in the Pacific Ocean after an underwater volcanic eruption

    A volcano that erupted in the southwest Pacific Ocean has started to create a new island. On Sept. 10, a volcano erupted on Home Reef, an undersea …

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