Geography Basics for Prelims

Anthropocene is an unofficial unit of geologic time. It describes the most recent period in Earth’s history when the human […]

They are long, curved chains of oceanic islands associated with intense volcanic and seismic activity and orogenic (mountain-building) processes. An island arc typically has

Polymetallic Nodules: Polymetallic nodules (PMN) are also known as manganese nodules. They are potato-shaped, largely porous nodules found in abundance