Lokon is volcano complex, north Sulawesi, Indonesia. The Eruptive activity at the volcano has been repeated at Tompaluan crater with time interval of 1-8 years in recent 50 years. The last eruption occurred in1991
As far as we can conclude from the volcanical history of the G.Kelut, after each out burst a craterlake was formed (Portrait of the Craterlake anong others in 'Geweldige Natuurkrachten' by Vissering in J.v.h. Mijnwezen 1907, Verhandeling Hugo Cool and a.m.). As most of the strate volcanoes has no craterlake there must be extraordinary conditions present, when at such volcano body craterlakes…
Between the island Great Sangi in the N and Siau in the S from sea a great amount of small island and cliffs emerge, known under the name karakitang islands
Volcanoes are unquestionably one of the most spectacular and awe inspiring features of the physical world, and they have provided humanity with the most exquisite pleasure as well as the most devastating misfortune. The loftiest mountains on the face of the earth, affording majestic scenery enjoyed by millions, are volcanic cones.
Natural risks are matter of general concern. Among these, volcanic hazards a particular threat to people living close the volcanoes. Scientists have tried to reduce ricks by developing tools that allow the forecasting of larger volcanic eruptions. This book summarizes the efforts made so far.
This book will interest not only geologists and students of volcanoes, but all those also who have a lively interest in landforms as natural phenomena. Dr. Cotton’s emphasis is on the study of volcanoes as landscape forms, beginning with the mechanism of volcanism – the types of eruption and the various kinds of volcanoes and proceeding with a discussion of the several types of landscape wh…