A large eruption of Hunga Tonga, a volcanic island in Tonga in the Pacific Ocean, occurred on 15 January 2022. The eruption caused tsunamis in Tonga and Fiji, and tsunami warnings were issued in Fiji, Samoa, New Zealand, Australia, Japan, the United States, Canada and Chile.
== Background ==
After being relatively inactive since 2014, the Hunga Tonga volcano erupted on 20 December 2021, sending particulates into the stratosphere, and a large plume of ash that was visible from Nuku'alofa, the capital city of Tonga (about 70 km from the volcano). The Volcanic Ash Advisory Center (VAAC) in Wellington...