`1. How big was the eruption in Tonga? 

`1-1. What happened and were observed during the eruption? 

`2. What do we know about damages and casualties so far? 

`3. Can you tell us a little bit Hunga Tonga-Hunga Ha’apai? 

`3-1. Has it been active before? 

`4. Reportedly, a number of regions around the globe were affected – like receiving Tsunami warnings.  Are many regions still under the threat of tsunami? 

`5. How volcanic activity can cause tsunamis? 

`6. We hear some climate changes in relation to this eruption (Possible temperature drop).  Can you tell us more about this? 

`7. What can happen next?  What are the things we should be on the lookout for? 

`7-1. Should we expect to see unusual high waves or even more earthquakes or volcanic activities?