The top three most active volcanoes in the world are:

1. Kilauea in Hawaii, USA – Located on the Big Island, Kilauea is one of the most active volcanoes on Earth, with frequent eruptions. It is part of the Hawaiian-Emperor seamount chain and has been erupting almost continuously since 1983.
2. Mount Etna in Sicily, Italy – Situated on the east coast of Sicily, Mount Etna is the highest and most active volcano in Europe. It experiences frequent eruptions, often with spectacular lava flows and ash plumes.
3. Mount Merapi in Java, Indonesia – Located near the city of Yogyakarta, Mount Merapi is one of Indonesia’s most active volcanoes. It erupts regularly, posing significant risks to the densely populated areas nearby.

The only active volcano in India is Barren Island, located in the Andaman Sea. It is part of the Andaman and Nicobar Islands and lies about 135 kilometers northeast of Port Blair. Barren Island is characterized by a single large volcanic cone rising from the ocean, with a summit caldera that frequently erupts, emitting lava flows and ash. The surrounding geography includes the deep waters of the Andaman Sea, which support diverse marine life, and the island itself is largely uninhabited due to its active volcanic nature. The region is also known for its rich biodiversity and unique ecosystems