Tag Archives: New Zealand

Tongariro Fireworks

Posted on November 21, 2012 by Pete Rowley

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 Education, Geology, Hazard Assessment, News, Science, Volcanism | Tagged , , , , , , , , , | 1 Comment

New Zealand volcanoes going for gold

Posted on August 10, 2012 by Pete Rowley

While they might be 19th on the medal table, the kiwis are doing a sterling job of heading up this weeks volcano news. Both White Island and Tongaririo have shown activity this week. White Island was last active in 1980, and … Continue reading →

Posted in Geology, Hazard Assessment, Science, Volcanism | Tagged , , , , , , , , , , , , | 1 Comment

The pyroclastic flows of Mount Doom

Posted on January 31, 2012 by Pete Rowley

I thought I might take the opportunity to write a few posts about my first love – pyroclastic density currents (PDCs).  These are basically particle-laden flows, rich in ash and pumice, which form from explosive eruption columns or the collapse … Continue reading →

Posted in General, Geology, Physics, Science, Sedimentology, Travel, Volcanism | Tagged , , , , , , | 12 Comments