Syllabus Section: Geography

Why in News?

Thousands evacuated as activity in Indonesian volcanoes increases.

About:

• Mount Seemeru is an active volcano located in East Java, Indonesia.

• The volcano is located in the subduction zone where the Indo-Australia plate subducts under the Eurasia plate.

• The Mount Semeru is a stratovolcano.

What is Stratovolcano?

• A stratovolcano is a tall, conical volcano composed of one layer of hardened lava, tephra, and volcanic ash.

• These volcanoes are characterized by a steep profile and periodic, explosive eruptions.

• The lava that flows from them is highly viscous, and cools and hardens before spreading very far.

Source- The Hindu