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Dark giant ash clouds rise from the crater of Mount Sinabung volcano during an eruption on October 8, 2014, as seen from Karo district located on Indonesia's Sumatra island, following an earlier eruption on October 5, 2014.According to authorities hundreds of residents are still housed at evacuation centers as authorities maintains off limit danger zone around Mount Sinabung located in Indonesia's Sumatra island following deadly eruption in early February that killed about 17 people.

Sutanta Aditya/AFP

The Mount Sinabung volcano on Sumatra island in Indonesia erupts on Wednesday, following an eruption on Sunday.

The snow-covered Popocatepetl volcano spews a cloud of steam high into the air in Puebla...The snow-covered Popocatepetl volcano spews a cloud of steam high into the air in Puebla July 7, 2013. Mexican authorities raised the alert level for the Popocatepetl volcano on Saturday after an increased level of explosive activity belched ash over Mexico City and pushed international airlines to suspend flights.The alert level for the towering Popocatepetl volcano, located some 50 miles (80 km) to the southeast of the capital, was raised to yellow phase three from yellow phase two, Mexico's National Center for Disaster Prevention said in a statement. REUTERS/Imelda Medina (MEXICO - Tags: ENVIRONMENT TPX IMAGES OF THE DAY)

Imelda Medina/Reuters

The snow covered Popocatepetl volcano spews a cloud of steam high into the air in Puebla, Mexico, on Sunday. Mexican authorities raised the alert level for the Popocatepetl volcano on Saturday after an increased amount of explosive activity belched ash over Mexico City and pushed international airlines to suspend flights. The alert level for the towering Popocatepetl volcano, which is 50 miles (80km) to the southeast of the capital, was raised to yellow phase three from yellow phase two, Mexico’s National Center for Disaster Prevention said Read more

Backdropped by Popocatepetl Volcano, Mexico's second highest peak just 55 km southeast of Mexico City, a farner plows the land in San Nicolas de los Ranchos, in the state of Puebla, on May 14, 2013. The National Disaster Prevention Centre (CENAPRED) raised the alert level on Sunday to "yellow phase three" as the Popocatepetl continues to spew ash and smoke.

Ronaldo Schemidt/AFP

A farmer ploughs the land in San Nicolas de los Ranchos, in the state of Puebla, with the Popocatepetl volcano, Mexico’s second-highest peak, 55km southeast of Mexico City, in the background. The National Disaster Prevention Centre raised the alert level to ‘yellow phase three’, as the Popocatepetl continues to spew ash and smoke.

Clouds build up over the Victoria harbour before a storm in Hong Kong on April 30, 2013.

Philippe Lopez/AFP

Clouds build up over the Victoria harbour before a storm breaks in Hong Kong on Tuesday. Read more