Volcanic tremor has eased but remains elevated at San Cristobal volcano in Nicaragua. Over 15 explosions were recorded at the volcano on December 26, 2012. Ash columns reached up to 500 meters high, slightly affecting surrounding towns of Tonala, Morazán,…
The evidence from a ten-year research project into the volcanoes of Central America indicates that climate change can also cause volcanic eruptions. Researchers have observations of ash layers in the seabed and have reconstructed the history of volcanic eruptions
On Saturday, December 22, 2012 (21:43 local time) a strong harmonic tremor signal occurred at Copahue volcano, Chile-Argentina border. About 5 minutes later there were 2 explosions with loud noises reported. The raise in tremor and the explosions also correlated with
Satellite image taken on November 22, 2012 shows a large ash plume drifting 110 KM SE from Copahue volcano on Chile-Argentina border. Ash fall has been reported in Loncopue village in Argentina, 50 KM SE of the volcano.It is apparently still a ‘small’ eruption, but
New unrest has been noticed around 8 volcanoes, ongoing activity was reported for 12 volcanoes. This report covers active volcanoes in the world recorded from December 12 – December 18, 2012 based on Smithsonian/USGS criteria.New activity/unrest: | Chirpoi,
Vanuatu’s Ambrym volcano with its roiling pools of lava glow a deep orange, spewing fountains of lava and seemingly endless plumes of steam and gas. The Advanced Land Imager (ALI) aboard the Earth Observing-1 (EO-1) satellite
Ecuador has issued the second-highest warning level (Orange) for towns near the Tungurahua volcano. After a huge increase in seismicity on December 15, 2012 a strong ash explosion occurred at 14:35 local time.According to local reports, the eruption produced an ash
Seismicity has increased dramatically at Tungurahua volcano in Ecuador. Given the open-vent state of the volcano, eruption is hours to days away according to EarthquakeReport.Tungurahua volcano showed a decrease in explosive activity, seismic activity and rate of
New unrest has been noticed around 11 volcanoes, ongoing activity was reported for 7 volcanoes. This report covers active volcanoes in the world recorded from December 5 – December 11, 2012 based on Smithsonian/USGS criteria.New activity/unrest: | Chirpoi,
GNS Science volcanologists raised volcanic alert to Level 2 (minor eruptive activity) and the Aviation Color Code to Orange level (volcanic eruption is under way with no or minor ash emission) after discovering a spiny lava dome at White Island volcano in an existing
