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Tag Archives: Types of volcanic eruptions
Mayon kills 5
Mt Mayon is a beautiful volcano. The only work I’ve done on it was some years ago during my PhD, when I was doing a little analysis on volcano profiles. I was struck by its incredible symmetry. So I can … Continue reading
Posted in Geology, Hazard Assessment, News, Science, Volcanism
Tagged Volcano, Types of volcanic eruptions, Hazard assessment, News, Mayon Volcano, Mayon, risk
4 Comments
Tongariro Fireworks
Following the little spike of activity back in August, Tongariro in New Zealand reactivated today with a 5 minute explosive eruption jetting up a small plume and generating some very limited pyroclastic flows. With it being a daytime eruption, and … Continue reading
Posted in Volcanism, Geology, Education, Hazard Assessment, Science, News
Tagged eruption, Geology, Mount Tongariro, New Zealand, Ngauruhoe, Science, Tongariro, Tongariro Alpine Crossing, Types of volcanic eruptions, Volcano
1 Comment
Diamond Geyser – anatomy of a kimberlite eruption
Sorry, I can’t resist a pun. Kimberlite pipes are – geologically and economically – hugely important things. These weird features appear on maps as simple circular(ish) structures, perhaps up to a few hundred meters across. They are the vent which … Continue reading
Posted in Volcanism, Geology, Natural Resources
Tagged Diamond, Earth Sciences, Kimberlite, Lava, Magma, Science, Tanzania, Types of volcanic eruptions, Volcano
1 Comment
El Hierro 4: Hubble, bubble, toil and trouble.
UPDATED 16:40 Earthquake-report.com have got their webcam up and running (be patient - it’s a little flaky at the moment). The eruption at El Hierro has (as of Saturday) become at least partially subaerial. For the non-scientists amongst you that … Continue reading
Posted in Earthquakes, Geology, Geophysics, Science, Volcanism
Tagged Canary Island, El Hierro, Magma, Submarine eruption, Tenerife, Types of volcanic eruptions, Volcano
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Hazard Assessment Part 2: Volcanic flows
Yesterdays post dealt with some of the problems inherent in earthquake hazard assessment, today I’m going to focus on something a little closer to my heart – the problems in assessing volcanic risk. I will say straight away that I’m … Continue reading
