<P> The importance of a tool to measure earthquake Intensity was already outlined early in the 1990s . In 2007 the Environmental Seismic Intensity scale (ESI scale) was released, a new seismic intensity scale based only on the characteristics, size and areal distribution of earthquake environmental effects . </P> <P> A huge amount of data about associated with modern, historical and paleoearthquakes worldwide occurred is available on the EEE Catalogue, a infrastructure developed in the framework of the INQUA TERPRO Commission on Paleoseismology and Active Tectonics . </P>

The effects caused by earthquakes on the economy of south africa