Answer: Formation of Iceberg
Explanation: A glacier is a very large mass of ice formed overtime by the compression of snowfall. Glacier are formed in very high altitudes and very cold parts of the Earth.
When a glaciar is exposed to ocean currents: it can break to form icebergs which are large mass of floating ice. This is breaking of glaciers is dependent on the temperature of the ocean tide flowing towards it.
One positive effect of devolution is that it helps maintain a cohesive state. This means that it helps the state remained unified.
