Boston Marathon Bombing (2013)
Nanjing Massacre (1937)
Norilsk Oil Spill (2020)
The Halifax Explosion (1917)
Amazon Rainforest Fires (2019)
Black Saturday Bushfires (2009)
Uttarakhand Floods (2013)
AMIA Bombing (1994)
Charyn Canyon Flooding
Algerian Civil War Casualties (1991-2002)