Tsunami
Global Warming
Greenhouse effect
Ice melting in the earth poles
https://www.theguardian.com/environment/2009/sep/06/global-warming-natural-disasters-conference
https://www.reuters.com/article/us-climate-geology/global-warming-may-bring-tsunami-and-quakes-scientists-idUSTRE58F62I20090916
https://www.quora.com/How-are-tsunamis-related-to-global-warming