Violent eruptions worries retired geologist

A Savai’i-based retired Australian geologist has expressed concern following Saturday’s violent volcanic eruption in Tonga, saying the region could be in for months or years of “volcanic unrest”.

A Savai’i-based retired Australian geologist has expressed concern following Saturday’s violent volcanic eruption in Tonga, saying the region could be in for months or years of “volcanic unrest”.
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