The country's only active volcano located in the remotest Barren Island in Andaman has begun spewing smoke and lava again. <br/><br/>A team of scientists led by Dr Abhay V Mudholkar from National Institute of Oceanography, Goa, reported that the volcano is active. <br/><br/>The Barren Island volcano, located 140-km north-east of Port Blair, dormant for more than 150 years, started erupting in 1991 and has since then shown intermittent activity.