Mexico City, 24 Apr (ONA) --- Located in the Pacific Ocean several hundred kilometers from the Mexican coast, the Revillagigedo Islands are known as "Mexico's Galapagos" due to their isolation and biodiversity. This is where scientists headed to find answers to question such as: Could a volcanic eruption off Mexico’s coast unleash a tsunami like the one that devastated Tonga? What really causes tectonic plates to shift and trigger earthquakes?One of the archipelago's volcanos, Barcena, last erupted spectacularly in 1953, and another Evermann, in 1993. Both remain active ...