1981 Sichuan Shanxi Flood vs 1598 Tiber River Flood

1991 Mount Unzen

Mount Unzen (雲仙岳, Unzen-dake) is an active volcanic group of several overlapping stratovolcanoes,...

2011 Rio De Janeiro Floods and Madslides

1999 Jiji earthquake

The Chi-Chi earthquake (later also known as the Jiji earthquake) (Chinese: 集集地震; pinyin: Jíjí...

HIV AIDS 1981-

Human immunodeficiency virus infection and acquired immunodeficiency syndrome (HIV/AIDS) is a...