...The park encompasses the giant caldera of a hotspot-fuelled 'supervolcano' that last exploded 630,000 years ago, and is famous as the place to see geysers, hot springs and other hydrothermal activity, all powered by that same hotspot. ...
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As you have surely heard, the Yellowstone Caldera ... the place where Old Faithful and the Geyser Basin reside ... has been undergoing increased "activity" including some earthquakes and a rising up of the land. Is this a big problem? Should the evacuate? Should those of us living only a few…
Not long after Yellowstone Park was officially created, a small group of campers were killed by Nez Perce Indians on the run from US troops1. More recently, the last time I was in the area, a ranger was killed by a Grizzly Bear (so was his horse) on the edge of the park. A quick glance at my…
Hydrothermal fields are tricky beasts. They can wax and wane as the magmatic system heats and cools, as the water table rises and falls and as other events such as earthquakes or explosions might change the conduit systems. Changes are relatively common, as we've seen in recent events in the…
You have already heard that there has been increased seismic activity at Yellowstone National Park over the last few days. Since December 26th, there have been several earthquakes a day, some jut over 3.0 magnitude, in the vicinity of the north side of Yellowstone's lake. This is a seismically…