What causes a tsunami? 🌊 #TsunamiDay
RT @UNDRR: Tsunamis kill more people than any other sudden onset natural hazard.
Most are caused by seismic activity, like earthquakes under or near the ocean, but they can also result from landslides or volcanoes.
5 Nov is #TsunamiDay - https://tsunamiday.undrr.org/
#GetToHighGround