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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
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