災害科学の総論的展望

Abstract

This paper describes the general aspect of the disaster problems in Japan, especially theirfundamental and common problems, and also points out the important subjects to research.First, the author surveyed the history of the big disasters in the world and in our country andthen made the definition of the disaster. Next, the historical, regional and periodic charactersof the disaster were explained as their peculiarities by showing some illustrative data. Lastly, forthe establishment of the preventive measures of the disasters, the author emphasized that (1)forecasting and refuge, (2) prevention by public service, and (3) controlling technique are the mostimportant problems and must be urgently solved by scientific and technical researches.