Montserratians in the United Kingdom including its capital city, Plymouth. The volcano later continued to erupt over the following years, and ultimately two thirds of Montserrat's population left the island. The UK immediately offered assistance, and began to welcome large numbers of refugees from the island. The people of Montserrat were granted full residency rights in the UK in 1998, and citizenship was granted four years later. According to the 2001 UK Census 7,983 Montserratian-born people were residing in the UK (almost twice the population of Montserrat itself). According to the 2011 UK Census, there were 7,250 Montserratian-born residents in England, 20 in Wales, and
Barren Island (Andaman Islands) National Institute of Oceanography (NIO) spotted the volcano erupting on 23 January 2017. Abhay Mudholkar, the head of the team, said, "The volcano is erupting in small episodes of about five to ten minutes. During the day, only ash clouds were observed. However, after sundown, red lava fountains were spewing from the crater into the atmosphere and hot lava flowed streaming down its slopes." Based on Ar-Ar dating of samples from Barren Island it is now established that the oldest subaerial lava flows of the volcano are 1.6 million years old and the volcano is located on an oceanic crust