Saturday, May 28

6 graphs showing how Tonga’s eruption spread across the Pacific so violently

  • Visual Journalism Team
  • BBC News

The explosion of the volcano seen from a satellite

image source, NOAA

A massive eruption in Tonga on Saturday triggered a tsunami that spread across the Pacific in a matter of hours.

The waves hit Australia, New Zealand and Japan, as well as the west coast of North and South America.

An atmospheric shock wave has been detected around the world and a huge cloud of ash has covered the Pacific islands for thousands of kilometers.

Here’s what we know about why and how this ripple spread so widely and so violently.

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