By Juan Pablo Álvarez
In the last hours, the eruption of the largest active volcano in the world, Mauna Loa, has the population of Hawaii, United States, in suspense.
Throughout human history, some volcanic eruptions have had the capacity to cause enormous humanitarian or economic tragedies to nearby populations.
In Latin America, the most remembered case is that of the eruption of Nevado de Ruiz, which claimed the lives of 20,000 of the 29,000 people who lived in El Armero, Colombia. Another 3,000 people from nearby towns also died.
There were also important losses of human lives . . .