Image provided by the Armed Navy Secretariat of Mexico (SEMAR) shows steam and ash rising from the crater of the Popocatepetl volcano in Puebla, Mexico, on Sept. 6, 2013. According to the lastest report from the National Center for Disaster Prevention (CENAPRED), during the last 24 hours there have been 37 exhalations of low intensity in the volcano, and the volcanic alert remains at yellow Phase 2. (Xinhua/SEMAR)
Image provided by the Armed Navy Secretariat of Mexico (SEMAR) shows steam and ash rising from the crater of the Popocatepetl volcano in Puebla, Mexico, on Sept. 6, 2013. According to the lastest report from the National Center for Disaster Prevention (CENAPRED), during the last 24 hours there have been 37 exhalations of low intensity in the volcano, and the volcanic alert remains at yellow Phase 2. (Xinhua/SEMAR)
Image provided by the Armed Navy Secretariat of Mexico (SEMAR) shows steam and ash rising from the crater of the Popocatepetl volcano in Puebla, Mexico, on Sept. 6, 2013. According to the lastest report from the National Center for Disaster Prevention (CENAPRED), during the last 24 hours there have been 37 exhalations of low intensity in the volcano, and the volcanic alert remains at yellow Phase 2. (Xinhua/SEMAR)
Image provided by the Armed Navy Secretariat of Mexico (SEMAR) shows steam and ash rising from the crater of the Popocatepetl volcano in Puebla, Mexico, on Sept. 6, 2013. According to the lastest report from the National Center for Disaster Prevention (CENAPRED), during the last 24 hours there have been 37 exhalations of low intensity in the volcano, and the volcanic alert remains at yellow Phase 2. (Xinhua/SEMAR)