Volcanic tremors cause alarm in Canary Islands – fear of El Hierro tsunami

Volcanic tremors cause alarm in Canary Islands – fear of El Hierro tsunami

Intense swarms of tremors beneath one of the volcanic Canary Islands has placed residents of El Hierro on alert for a possible eruption. Spain’s Instituto Geografico Nacional (IGN) reported the nearly 9,000 seismic movements on the island since July 17 have caused