volcano

An aerial picture taken on September 14,...An aerial picture taken on September 14, 2014 shows lava flowing out of the Bardarbunga volcano in southeast Iceland. The Bardarbunga volcano system has been rocked by hundreds of tremors daily since mid-August, prompting fears the volcano could explode. Bardarbunga, at 2,000 metres (6,500 feet), is Iceland's second-highest peak and is located under Europe's largest glacier, Vatnajoekull. AFP PHOTO /  BERNARD MERICBERNARD MERIC/AFP/Getty Images

Bernard Meric/AFP/Getty

An aerial picture shows lava flowing out of the Bardarbunga volcano in southeast Iceland. The Bardarbunga volcano system has been rocked by hundreds of tremors daily since mid-August, prompting fears the volcano could erupt. Bardarbunga, at 2,000 metres (6,500 feet), is Iceland’s second-highest peak and is located under Europe’s largest glacier, Vatnajoekull. Read more

A long exposure photo shows smoke rising as lava flows from the crater of Mount Slamet volcano before dawn, as seen from Brebes town in Indonesia's Central Java province on September 12, 2014. Indonesian authorities have put the Mount Slamet volcano on the second-highest alert level after it erupted 38 times on September 11, spewing lava some 1500 metres (5,000 feet) into the air. Authorities warned residents to remain outside a four-kilometre radius of the volcano.

AFP

Smoke rises as lava flows from the crater of Mount Slamet volcano, as seen before dawn from Brebes town in Indonesia‘s Central Java province on Friday

Lava fountains are pictured at the site of a fissure eruption near Iceland's Bardarbunga volcano September 2, 2014. A fissure eruption near Iceland's Bardarbunga volcano was still spouting lava on Monday but no ash, a day after an eruption that briefly caused the country to raise its ash alert level for aviation to its highest level. Iceland's largest volcanic system - 190 km long and up to 25 km wide (118 miles by 15.5 miles) - has been hit by thousands of earthquakes over the last two weeks, putting scientists have been on high alert.

Armann Hoskuldsson/Reuters

Lava fountains spew out at the site of a fissure eruption near Icelands Bardarbunga volcano

The Tungurahua volcano throws ash and stones during an eruption seen from Banos, Ecuador, Sunday, Aug. 31, 2014. The volcano entered an eruptive phase in 1999 and continues to this day.

Dolores Ochoa/AP

The Tungurahua volcano throws ash and stones during an eruption seen from Banos, EcuadorRead more

Mount Tavurvur erupting in eastern Papua New Guinea, spewing rocks and ash into the air, forcing the evacuation of local communities and international flights to be re-routed. Mount Tavurvur, which destroyed the town of Rabaul when it erupted simultaneously with nearby Mount Vulcan in 1994, rumbled to life early in the morning on the tip of the remote island of New Britain.

Oliver Bluett/AFP

Mount Tavurvur erupting in eastern Papua New Guinea, spewing rocks and ash into the air, forcing the evacuation of local communities and international flights to be re-routed

Lava spewed by the Tungurahua volcano can be seen from the city of Banos, Ecuador. An orange alert was issued by the volcanic activity of the Tungurahua

Andres Reyes/AFP

Lava spewed by the Tungurahua volcano can be seen from the city of Banos, Ecuador. An orange alert was issued by the volcanic activity of the Tungurahua

The Tungurahua volcano spews smoke as pictured from the city of Huambalo, Ecuador...The Tungurahua volcano spews smoke as pictured from the city of Huambalo, Ecuador, February 3, 2014. An orange alert was issued in response to the volcanic activity. REUTERS/Cris Toala Olivares (ECUADOR - Tags: ENVIRONMENT DISASTER)

Cris Toala Olivares/Reuters

The Tungurahua volcano, as seen from the city of Huambalo, Ecuador Read more

Mount Sinabung spews hot lava and ashes...epa04024301 An Indonesian villager rides his motorcycle past a damaged tree as Mount Sinabung spews volcanic smoke, at Sigarang Garang village in Karo, North Sumatra, Indonesia, 16 January 2014. Thousands of people have been sheltering for months in mosques, churches and government buildings just out of reach of the past months' eruptions of Indonesia's Mount Sinabung. The 2,460-metre volcano had been dormant for 400 years before it erupted in August 2010, forcing more than 30,000 to flee their homes.  EPA/DEDI SAHPUTRA

Dedi Sahputra/EPA

A villager rides his motorcycle past a damaged tree as Mount Sinabung emits volcanic smoke near Sigarang Garang village in Karo, North Sumatra, Indonesia

A girl stands in the foreground as Mount Sinabung spews pyroclastic smoke on January 8, 2014 in Karo District, North Sumatra, Indonesia. The number of displaced people has increased to 22,000 in Western Indonesia as Mount Sinabung continues to spew ash and smoke after several eruptions since September. Eleven deaths have now been recorded as a result of the eruptions with hundreds more falling ill. Officials expect the number of evacuees to rise as volcanic activity remains high.

Ulet Ifansasti/Getty Images

A girl stands in the foreground as Mount Sinabung releases smoke in Karo District, North Sumatra, Indonesia. The number of displaced people has increased to 22,000 in western Indonesia because of the volcano’s eruptions since September 2013.

A pair of abandoned boots lie covered by ash in a field following a further eruption of the Mount Sinabung.

Ulet Ifansasti/Getty Images

A pair of ash covered boots lie abandoned in a field following a further eruption of Mount Sinabung, in Karo District, North Sumatra, Indonesia