Volcanic activity at the Tungurahua volcano in Cotalo, Ecuador, on Thursday. An increase in volcanic activtiy has been seen at the Tungurahua volcano in recent days
Cotopaxi volcano spews ash and steam near Quito, Ecuador, on Thursday
An Indonesian man stands next to a mosque in the village of Tiga Serangkai in Karo, North Sumatra on Wednesday, as mount Sinabung spews volcanic ash in the distance
A Russian Yakovlev Yak-130 Mitten subsonic two-seat advanced jet trainer performs on rehearsal day for the MAKS-2015, the International Aviation and Space Show, in Zhukovsky, outside Moscow, on Friday
Cotopaxi volcano showing ash spewing from its crater. Considered one of the most dangerous volcanoes in the world, Cotopaxi sent an ash plume high into the sky on Friday, before spewing several smaller clouds and leaving surrounding towns with a light dusting of volcanic ash
A view of the volcano Cotopaxi from Quito, Ecuador, early on Tuesday. Ecuador’s president imposed a state of emergency in the country over concern that the volcano Cotopaxi might erupt
An helicopter of firefighters fly over smokes billowing over Athens, on Friday as firemen were battling a brush fire in northeastern Athens and another wildfire in the southern Pelopponese peninsula that prompted the evacuation of five villages
Smoke billows into the sky from one of two fires that started overnight on a petrochemical facility owned by American firm LyondellBasell at the refineries around the Etang de Berre, near Marseille, southern France, France, on Tuesday
Alphajets from the French Air Force Patrouille de France in the formation of a Croix de Lorraine cross and releasing trails of red, white and blue smoke, colors of French national flag, fly over the Pyramid of the Louvre Museum during the traditional Bastille day military parade in Paris, France
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A local farmer pauses her work as Mount Sinabung spews pyroclastic smoke, seen from Tiga Kicat village onWednesday in Sukanalu village, North Sumatra, Indonesia
The French Patrol performs over Le Bourget on Monday during the opening of the International Paris Airshow
A solider watches smoke rising as they take part in joint Jordan-US maneuvers during the “Eager Lion” military exercises, in Mudawwara, near the border with Saudi Arabia, on Monday
The ‘Frecce Tricolori’ Italian Air Force acrobatic squad flies over Rome on Tuesday to mark the 154th anniversary of the Italian Unification in 1861
Strikers, near smoke from a flare, block an entrance at Antwerp port, one of the world’s biggest, on Monday. Trade unions and workers voiced anger over austerity measures announced by Belgium’s new government.
Ibraheem Abu Mustafa/Reuters
Smoke rises as a house is blown up during a military operation by Egyptian security forces in the Egyptian city of Rafah, near the border with southern Gaza Strip on Thursday. In nine villages along the frontier, house are being razed to seal off smugglers’ tunnels and try to crush a militant insurgency in northern Sinai
A woman speaks on a mobile phone as smoke rises after a strike from the US-led coalition on the the Syrian town of Ain al-Arab, known as Kobani by the Kurds, as seen from the Turkish-Syrian border in the southeastern village of Mursitpinar, Sanliurfa province, on Monday
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
A villager rides his motorcycle past a damaged tree as Mount Sinabung emits volcanic smoke near Sigarang Garang village in Karo, North Sumatra, Indonesia
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.
Mount Sinabung spews volcanic ash and hot smoke in western Sumatra, Indonesia.