Updated risk assessment warns Japan to prepare for much larger earthquakes and waves.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/tsunami-simulations-scare-japan
[2] http://admin.indiaenvironmentportal.org.in/category/author/david-cyranoski
[3] http://admin.indiaenvironmentportal.org.in/category/journal/nature
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tsunami
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/japan
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-disasters
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/disaster-preparedness
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/geology
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/earthquakes