Learning from past disasters

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Learning from past disasters

Learn from past disasters on the PreventionWeb knowledge base. These collections explore the lessons learned from past disasters, what were the risk drivers, impacts and efforts towards building back better.

8 December 2021
Between 2015 and 2018, South Africa experienced an ongoing drought, with fears that officials would declare Day Zero and completely shut off water in Cape Town.
Flooded street and house in Eastern South Africa
24 May 2022
South Africa experienced catastrophic floods and landslides in the provinces of KwaZulu-Natal and Eastern Cape after exceptionally heavy rainfall. With lives lost, houses and roads destroyed, the cause of the disaster can be linked to climatic change.
An Indian woman sparkling water on to the street in front of her light blue house.
24 May 2022
India and Pakistan are experiencing a record-shattering heatwave with temperatures exceeding 45℃ in many areas, leading to critical electricity and water shortages. In addition, the heatwave demonstrates the need for heat action plans.
Aerial view of Niuafo’ou volcano in Tonga
8 June 2022
In January 2022, a submarine volcanic eruption triggered a tsunami in the Pacific island state of Tonga. Despite successful disaster preparedness and response measuers, the events demonstrated the compound and cascading risk features of these hazards.
7 September 2022
The Izmit Earthquake, also called Kocaeli Earthquake or Golcuk Earthquake, occurred on 17 August 1999.
10 December 2021
In November 2013, Typhoon Haiyan (Yolanda) devastated the Philippines, killing thousands and yielding unprecedented wreckage.
8 December 2021
In October 2012, Hurricane Sandy made landfall in Cuba and swept through the East Coast of the United States, causing critical destruction.
3 August 2021

In February 2021, Storm Uri provoked cascading effects on critical infrastructure freezing grids and pipes in the US state of Texas and raising questions on systemic risk and preparedness to future extremes.