• Strong and deep M6.3 earthquake hits San Luis, Argentina

    A strong and deep earthquake with recorded magnitude of 6.3 hit San Luis, Argentina at 10:49 UTC on February 2, 2015 (07:49 local time). USGS is reporting depth of 172.3 km. EMSC is also reporting M6.3 but at a depth of 157 km.Epicenter was located 87 km (54 miles) NW o

  • Intense explosions at Sakurajima, Japan

    Intense explosions accompanied by volcanic ash which is falling on nearby communities are continually observed at Japanese Sakurajima volcano.The Tokyo VAAC reported an explosion at 03:38 UTC today sent volcanic ash up to 2.7 km. Explosion at 09:41 UTC sent ash up 3 km.

  • Active volcanoes in the world: January 21 – 27, 2015

    New activity was observed at 7 volcanoes from January 21 – 27, 2015. During the same period, ongoing activity was observed at 12 volcanoes.New activity/unrest: Colima, Mexico | Hunga Tonga-Hunga Ha'apai, Tonga Islands | Karymsky, Eastern Kamchatka (Russia) | Klyuche

  • Low level inspection flight over Holuhraun lava field, Iceland

    Comprehensive cross-section measurements from air from December 30, 2014 and January 21, 2015 show that the lava field has thickened substantially during these three weeks and that the volume of the lava field is now little less than 1.4 km³. The flow of magma, dur

  • The winners and losers of ocean acidification

    The population balance of some marine ‘pests’ could be drastically changed as the world’s oceans become increasingly acidic.Populations of certain types of marine organisms known collectively as the ‘biofouling community’ – tiny