Influencia de un Sistema de Alerta Temprana ante Erupciones Volcánicas y Sismos compatible con el estándar ISDB-Tb en la disminución de daños en la provincia de Tungurahua.

Abstract

This research was aimed at diagnosing the influence of an Early Warning System for volcanic eruptions and earthquakes compatible with the standard ISDB-Tb in the reduction of damage in the province of Tungurahua; As well as the awareness of citizens in the decision making and way of acting in front of the occurrence of an emergency situation. Research on the performance characteristics of the ISDB-Tb standard, such as the insertion of interactive applications in the Digital Television signal, together with the application of a survey to a sample of 383 people who inhabit areas mostly affected by volcanic eruptions and earthquakes in the province of Tungurahua, they allowed to determine that 49.9% of the sample analyzed recorded preference for television as a means of communication in emergencies, data that was Fundamental for the development of the prototype of an emergency alert system through the television signal; Finally, and with the application of an interview, structured based on a Likert scale, the influence of the Early Warning System was determined in the reduction of damage caused by volcanic eruptions and earthquakes, which had an assessment and acceptance of the 77.78% by the representatives of zonal Coordination 3 of the Secretariat of Risk Management, as it could be used as an additional resource in the communication process of emergencies in Ecuador.