Resumo: Este texto pretende fazer a divulgação e a promoção de diversos aspectos relativos à geodiversidade no ambiente urbano de Lisboa numa perspectiva da sua geoconservação, tendo em conta a preservação e defesa do seu património geológico que testemunha a memória do passado da Terra.
The Lower Tagus River Valley has been affected by severe earthquakes comprising distant events, as in 1755, and local earthquakes, as in 1344, 1531, and 1909. The 1909 earthquake was located NE of Lisbon, near Benavente, causing serious damage and many losses. Mw 6.0 has been assessed for this earthquake and a reverse faulting focal mechanism solution has been calculated. Poor epicenter location, possible direc...