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Japan earthquake and tsunami of 2011: Additional Information
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- Democratic Party of Japan
- destruction, damage, and devastation
- Ishihara Shintarō
- Kan Naoto
- In Kan Naoto
- Ring of Fire
- In Ring of Fire
- tsunamis
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Article Contributors
Primary Contributors
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John P. Rafferty
John P. Rafferty writes about Earth processes and the environment. He serves currently as the editor of Earth and life sciences, covering climatology, geology, zoology, and other topics that relate to the natural world. Prior to joining Encyclopaedia Britannica in 2006, he held teaching positions at Lewis University, Roosevelt University, and the University of Illinois at Urbana-Champaign.
- Kenneth Pletcher
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Article History
| Type | Contributor | Date | |
|---|---|---|---|
| Associated Press update. | May 24, 2023 | ||
| Anniversary information added. | Mar 04, 2023 | ||
| Added a map of the Fukushima exclusion zone. | Jan 11, 2023 | ||
| Add new Web site: National Center for Biotechnology Information - PubMed Central - Characteristics of the 2011 Tohoku Tsunami and introduction of two level tsunamis for tsunami disaster mitigation. | Dec 01, 2022 | ||
| Media added. | Apr 21, 2022 | ||
| Top Questions updated. | Nov 30, 2021 | ||
| Add new Web site: National Geographic - Tohoku Earthquake and Tsunami. | Mar 27, 2020 | ||
| Media added. | Jan 03, 2020 | ||
| Removed table. | Aug 03, 2018 | ||
| Corrected display issue. | Dec 15, 2017 | ||
| Add new Web site: United Nation Environment Programme - Great East Japan Earthquake and Tsunami. | May 13, 2016 | ||
| Add new Web site: NOAA National Center for Environmental Information - Japan Earthquake and Tsunami. | May 13, 2016 | ||
| Add new Web site: Centers for Disease Control and Prevention - 2011 Earthquake, Tsunami, and Radiation Release in Japan: Health Information for Humanitarian Aid Workers. | Dec 04, 2015 | ||
| Add new Web site: Washington Post - Japan Earthquake and Tsunami: U.S. Response and Impact. | Dec 04, 2015 | ||
| Add new Web site: LiveScience - Japan Earthquake and Tsunami of 2011: Facts and Information. | Dec 03, 2015 | ||
| Article updated with newer information on rebuilding efforts in the region affected by the earthquake and tsunami. | Mar 11, 2015 | ||
| Add new Web site: Buzzle.com - Tsunami in Japan 2011. | Sep 20, 2013 | ||
| Text describing August 2013 contaminated water release at Japan's Fukushima Daiichi nuclear plant changed from level 1 to level 3 on the International Nuclear and Radiological Event Scale. | Aug 22, 2013 | ||
| Text describing the large contaminated water leak of August 2013 added. | Aug 21, 2013 | ||
| Information on casualties and the status of displaced persons updated; mention added of satellite in space detecting infrasonics from the 2011 earthquake. | Mar 11, 2013 | ||
| Text noting the occurrence of a magnitude-7.3 earthquake on December 7, 2012, added. | Dec 07, 2012 | ||
| Information updated on casualties, the status of displaced people, economic recovery, and reconstruction efforts. | Mar 09, 2012 | ||
| Measurements of the shifting seafloor updated; statements noting that earthquake-driven coolant pipe bursts may have caused partial meltdown of at least one reactor at Fukushima and that the Fukushima facility was now stable added. | Dec 21, 2011 | ||
| Article revised and updated. | Oct 06, 2011 | ||
| Information on casualties and refugees updated for the six-month mark since the disaster; mention added of evacuees from the zone around the nuclear plant. | Sep 09, 2011 | ||
| Added mention of the effect of the tsunami in Antarctica and updated figures for casualties and those still homeless. | Aug 10, 2011 | ||
| Information on total casualties from the tsunami and number of people in shelters updated with latest statistical data. | Jun 24, 2011 | ||
| Article revised and updated. | May 27, 2011 | ||
| Text describing the damage to the containment vessel of reactor 1 added; figures related to the number of deaths and to the number of refugees updated. | May 13, 2011 | ||
| The number of dead or missing from the 2011 earthquake and tsunami and of those still in shelters updated with figures from the end of April. | Apr 29, 2011 | ||
| Paragraph added describing the severity level of the nuclear emergency at the Fukushima Daiichi facility. Information on repair of infrastructure also updated. | Apr 15, 2011 | ||
| Text noting the occurrence two aftershocks exceeding magnitude 7.0 added. In addition, the release of radioactive cooling water into the ocean and the number of remaining refugees updated. | Apr 08, 2011 | ||
| Updated the dead and missing toll, the number of homeless, and the situation with radiation levels near the stricken nuclear reactors. Also mentioned that construction of temporary housing had started. | Apr 01, 2011 | ||
| Photo added of a relief shelter for victims of the March 2011 earthquake and tsunami. | Apr 01, 2011 | ||
| New table of photos of the March 2011 earthquake and tsunami's aftermath added. | Mar 25, 2011 | ||
| Updates to the article include newer casualty figures, the status of the nuclear power stations, the situation with refugees of the disaster, and a list of related articles. | Mar 25, 2011 | ||
| Photographs of tsunami devastation, rescue and recovery efforts, and screening for radiation exposure added. | Mar 17, 2011 | ||
| Moment magnitude increased to 9.0, text added concerning the explosion and fire in Daiichi reactors 2 and 4, respectively, and information on tsunami damage and relief efforts updated. | Mar 15, 2011 | ||
| Media added. | Mar 15, 2011 | ||
| Article further updated to add more recent information on the 2011 earthquake and tsunami. | Mar 15, 2011 | ||
| Article revised and updated. | Mar 12, 2011 | ||
| New article added. | Mar 11, 2011 |
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