Thursday, November 12, 2020

Week 4 Volcanos -- Robbie Todd II

 For this week I want to talk about the volcano Reventador which is an andesitic stratovolcano located in Cordillera, Ecuador.  This volcano is interesting in the fact that it is a young unvegetated stratovolcano that rises 1300 m above the caldera floor and has had many lava flows and explosive eruptions that were seen from Quito throughout history.


Reventador is still active today with the last eruption took place in 2002.  Even though the last eruption was 18 years ago there is activity that continues to happen that started back in 2008.  Some of this activity being gas, steam and ash emissions have been observed.  This happening multiple times throughout the day.  Also there is an active lava flow that is around 400-m-long on the north eastern flank.  Also incandescence and incandescent rocks can be seen rolling down the flanks at night.  Lucky because of its location there is no hazards to any human population.  Eruptions can be dated back to the 16th century.  With the eruptions consisting of lava flows with explosive events.  This volcano is perfect to study because of its activity and location.


Robbie


References

Global Volcanism Program, 2020. Report on Reventador (Ecuador) (Bennis, K.L., and Venzke, E., eds.). Bulletin of the Global Volcanism Network, 45:2. Smithsonian Institution.

Global Volcanism Program, 2020. Report on Reventador (Ecuador). In: Sennert, S K (ed.), Weekly Volcanic Activity Report, 14 October-20 October 2020. Smithsonian Institution and US Geological Survey.

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