Smoke from the volcanic eruption of Whakaari, also known as White Island, is pictured from a boat, New Zealand December 9, 2019 in this picture grab obtained from a social media video. More than two dozen people were feared missing on Tuesday, a day after a volcano that is a tourist attraction suddenly erupted off the coast of New Zealand's North Island, killing at least five people and injuring up to 20. INSTAGRAM @ALLESSANDROKAUFFMANN/via REUTERS

Thick smoke from the volcanic eruption of Whakaari, also known as White Island, is seen in New Zealand, December 9, 2019, in this image obtained via social media. About 50 people, New Zealanders as well as foreign tourists, are believed to have been nearby at the time and several were seen near the rim of the crater minutes before the eruption. @SCH via REUTERS

An aerial view shows hikers walking on the crater rim of Whakaari, also known as White Island, shortly before the volcano erupted in New Zealand, December 9, 2019, in this image obtained via social media. Rescue services have been unable to reach White Island as it remains too dangerous. GNS Science via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. MANDATORY CREDIT. NO RESALES. NO ARCHIVES. WATERMARKS AT SOURCE.

An aeriel view shows smoke billowing above the crater of Whakaari, also known as White Island, volcano as it erupts in New Zealand, December 9, 2019, in this image obtained via social media. GNS Science via REUTERS

Smoke billows from Whakaari, also known as White Island, volcano as it erupts in New Zealand, December 9, 2019, in this image obtained via social media. GNS Science via REUTERS