#tonga #volcano
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