This underwater explosion produced the loudest sound ever heard. The shockwave travelled around the world 3 times and was heard in Alaska some 11,000 km away. The explosion contributed to #globalwarming last year
https://www.cbc.ca/radio/quirks/record-smashing-tonga-volcano-1.7096003
Record-smashing Tonga volcano sheds new light on how underwater volcanoes blow
60-million Olympic-sized swimming pools of saltwater shot upwards, making our climate even warmer
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Here's the Wiki article on the eruption and how it affected the inhabitants on Tongatapu (the main island) some 60km (40mi) to the south.
https://www.wikiwand.com/en/2022_Hunga_Tonga%E2%80%93Hunga_Ha%CA%BBapai_eruption_and_tsunami