Hunga Tonga Hunga Haʻapai Eruption On 20 December 2021 Hunga Tonga Hunga Haʻapai erupted after being relatively inactive since 2014, causing a large plume that was visible from Nukuʻalofa. The Volcanic Ash Advisory Centre Wellington NZ issued an advisory to airlines. Explosions could be heard up to 170 kilometers (110 mi) away. The initial eruption continued until 2 am on […]
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