On 26th of December 2004 an undersea earthquake triggered a tsunami which struck communities along the coasts of the Indian Ocean, It killed an estimated 227,898 people in 14 countries.
Tsunami risk in East Africa
“The 26 December 2004 Indian Ocean tsunami was one of the deadliest natural disasters since the start of the 20th century, with an estimated death toll of around 230 thousand. “
Doggerland and the Storegga tsunami
” the swamps and river systems that immediately followed the last ice age have become known collectively as Doggerland.”