Floodgates principle

Related events

• 1980 eruption of Mount St. Helens
  from May 18, 1980 · United States
• Hurricane Katrina
  Aug 23, 2005–Aug 31, 2005 · United States
• Great Famine (Ireland)
  1845–1852 · Ireland
• Aberfan disaster
  from Oct 21, 1966 · United Kingdom
• Joplin tornado
  May 22, 2011 · United States
• Krakatoa
  date unknown · Indonesia