Turrialba volcano is seen during sunrise from San Gerardo de Irazu near Turrialba March 13, 2015. (Photo by Juan Carlos Ulate/Reuters)





The Villarrica Volcano is seen at night in Pucon town, Chile, May 6, 2015. Villarrica, located near the popular tourist resort of Pucon, is among the most active in South America. (Photo by Cristobal Saavedra/Reuters)





Smoke and ash fills the air as Mount Tavurvur erupts in Rabaul in eastern Papua New Guinea on August 30, 2014. A volcano which has erupted in Papua New Guinea was on August 30 spewing fragments from its crater and rumbling loudly, but its activity appeared to be subsiding, a seismologist said. Mount Tavurvur, which destroyed the town of Rabaul when it erupted simultaneously with nearby Mount Vulcan in 1994, came to life again early Friday, with rocks and ash erupting from its centre. (Photo by Ness Kerton/AFP Photo)





Turrialba volcano is seen during sunrise from San Gerardo de Irazu near Turrialba March 13, 2015. (Photo by Juan Carlos Ulate/Reuters)





Smoke rises from the Kilauea Volcano caldera at night in Hawai'i Volcanoes National Park in Hawaii, United States, November 4, 2015. The Kilauea Volcano has been erupting since 1983. (Photo by Lucy Nicholson/Reuters)





The Turrialba Volcano is seen during sunset from San Gerardo de Irazu April 5, 2015. (Photo by Juan Carlos Ulate/Reuters)





The Villarrica Volcano is seen at night in this long exposure picture from Pucon town, Chile, October 9, 2015. Villarrica is among the most active volcanoes in South America. (Photo by Cristobal Saavedra/Reuters)





Ecuador's Tungurahua volcano spews large clouds of gas and ash near Banos, October 11, 2015. (Photo by Carlos Campana/Reuters)





A night-time view of Cotopaxi volcano spitting ashes from el Pedregal in Ecuador, 27 August 2015. (Photo by Jose Jacome/EPA)





Ecuador's Tungurahua volcano spews large clouds of gas and ash near Banos, November 12, 2015. Tungurahua, which means "Throat of Fire" in the local Quechua language, has been classified as active since 1999. (Photo by Carlos Campana/Reuters)





The Fuego volcano, seen from San Juan Alotenango municipality, Sacatepequez departament, about 65 km southwest of Guatemala City, erupts on November 10, 2015. Emergency service officials in Guatemala on Tuesday issued an orange alert over increasing eruptions from the country's southeastern Fuego volcano and ordered the evacuation of a nearby hotel. The 3,763-meter (12,346-foot) high colossus – whose name means "fire" in Spanish – showed heightened activity overnight, sending columns of ash high into the sky, spilling lava down its side and provoking small tremors. (Photo by Johan Ordonez/AFP Photo)





A general view shows smoke and volcanic ashes billowing from volcano Cotopaxi in Pedregal, Ecuador, late 07 October 2015. (Photo by Jose Jacome/EPA)





Cotopaxi volcano spews ash and steam near Quito, Ecuador, 08 October 2015. The Security Coordinator Ministry, based on reports from the Geophysical Institute (IG) of the National Polytechnic School, said that Cotopaxi volcano 'continues its moderate internal and surface activity with emissions of gases and water vapor containing a burden moderate ash'. (Photo by Jose Jacome/EPA)





A general view shows Volcan de Fuego Volcano erupting lava, in San Juan de Alotenango, Sacatepequez, Guatemala, 10 November 2015. Emergency service officials on 10 November issued an orange alert over the volcano's increasing eruptions and ordered the precautionary evacuation of surrounding areas. (Photo by Esteban Biba/EPA)





Volcanic activity at the Tungurahua volcano in Cotalo, Ecuador, 19 November 2015. An increase in volcanic activtiy has been reported at the Tungurahua volcano, according to the latest finidngs from the Ecuadorian Geophysical Institute of the National Polytechnic School (IG-EPN). (Photo by Jose Jacome/EPA)





General view of the Bromo Tengger Semeru National Park, with Mount Bromo, the location of the Tenggerese villages where the Tenggerese Hindu Yadnya Kasada Festival is held on August 11, 2014 in Probolinggo, Java, Indonesia. (Photo by Ulet Ifansasti/Getty Images)





Lava flows from the Mount Etna volcano on the southern Italian island of Sicily near Catania on August 13, 2014. Mount Etna is one of the most active volcanoes in the world and is in an almost constant state of activity. (Photo by Tiziana Fabi/AFP Photo)