California Wildfires (multiple years)
Yangtze River Floods (1931)
Great Patriotic War Losses (WWII)
Alberta Wildfires (2016)
Vargas Tragedy Landslide (1955)
Black Saturday Bushfires (2009)
Bhopal Gas Tragedy (1984)
Plaza de Mayo Massacre (1955)
Semipalatinsk Nuclear Testing Impact
Desert Storm Dust Storms