goesup12··on How big was the Tonga eruption?You can choose the 2022 Tonga eruption example on the tool. https://www.leventhalmap.org/projects/insizeor/
goesup12··on San Francisco bans public events holding more than 1,000 peopleHere is some info about this. https://www.ansa.it/english/news/2020/03/10/2-mn-masks-1000-...