As many as 42,000 people were killed in various disasters in the last 45 years in Nepal.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/42000-people-killed-natural-disasters-last-45-years
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/himalayan-times-nepal
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nepal
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-disasters
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/earthquake