The eruption this month of an underwater volcano near Tonga was hundreds of times more powerful than the Hiroshima atomic bomb, according to NASA.
Mandatory Credit:	Maxar Technologies/AP

The eruption this month of an underwater volcano near Tonga was hundreds of times more powerful than the Hiroshima atomic bomb, according to NASA.
Mandatory Credit: Maxar Technologies/AP

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Tonga eruption was 'hundreds of times' more powerful than Hiroshima atomic bomb, NASA say

The eruption this month of an underwater volcano near Tonga was hundreds of times more powerful than the Hiroshima atomic bomb, according to NASA.