Tsunami is considered an epidemic natural disaster. The purpose of this multidisciplinary text is to present numerous researches regarding development and management methods required before and after tsunami. It is planned to circulate this research among the scientific society and decision makers for tsunami risk reduction. The presented chapters are professionally researched. The book provides readers with modern techniques for tsunami measurement using various methods and instruments such as paleotsunami, GPS buoy, ionospheric sounding, ocean bottom sensors, pre-tsunami alarm system and situation based numerical modeling. This book includes an analysis of various case studies from the Caribbean, Tamil Nadu and several other regions of the world. Furthermore, it classifies tsunamis regionally, locally, and globally, and highlights their respective immediate vicinity. It also includes the effects of tsunami on the surroundings and infrastructure. Finally, the book throws light on the importance of the medical response preparedness and consequences of the affected survivors.