Tonga Volcanic Eruption:

GS Paper 1: Topics Covered: Important Geographical phenomenon.   Context: Recently, a volcano erupted in the southern Pacific Island of Tonga, which triggered Tsunami waves around the Pacific. It is an Undersea Volcanic Eruption consisting of two small uninhabited islands, Hunga-Ha’apai and Hunga-Tonga. The Tonga Islands occur along the Ring of Fire—a perimeter of heightened …

Pacific ring of fire:

GS Paper 1: Topics covered: Important Geophysical phenomena such as earthquakes, Tsunami, Volcanic activity, cyclone etc., geographical features and their location.   Context: A 7.3-magnitude earthquake struck eastern Indonesia. The epicentre was in the Flores Sea, north of East Nusa Tenggara province.   Why Indonesia is vulnerable to earthquakes? Indonesia sit along the Ring of …