Some Propositions on Active Fault Investigation for Making Social Agreements

Abstract

The object of active fault investigation is long term prediction of destructive earthquakes. Its result shall give important information for earthquake disaster mitigation. And information is useful to social decision and social agreement to encourage risk mitigation in vulnerable communities. Therefore, reliability of the result is important. However, there are little well trained specialists in government, so it is difficult to make common understanding on the uncertainties of the results of investigation. Moreover, the process of the investigation is complicate and reliability of finding is not precise. Therefore, it is necessary to mention strictly on the reports about the theme, means of solution, remaining problem and uncertainty of the conclusion for each step of survey.
Additionally, truthful report is not yet up to the mark for actual disaster mitigation. Reliable ommunication between government, specialists, mass media, and citizens, is also very important for effective mitigation of disasters at present.