Institut Cartogràfic i Geològic de Catalunya

Diagram of a 2D modeling process

Schematic of a 2D inversion process, which uses direct problem solving (2D modelling)

Until the 1950s they were below 10 events, from the 1960s they increased almost significantly, approaching 90 in 1999.

Table of registered events with total destruction of buildings and/or transport and communication infrastructures