It Hasta be Shasta
My most recent post (A Show of Hands) certainly woke up some of the usual suspects, and although it was not my intention to spark such impassioned rebuttal, it is comforting to realize that...
Category: Tectonics
A Show of Hands
This one’s gonna be real short. I mean, what is there to say… In case you missed it, there was a 7.7 earthquake in Myanmar yesterday (28 March 2025). The reasons for the quake...
This Will Be Painful
What a disaster! I’m sure all of our hearts are going out to the displaced residents of Los Angeles, who have lost much, if not all, of what they have to give. If there...
FEMA and Funding Disaster Relief
This one will be short because I need to get back to work (I am so close to getting Marker Bed off for formatting, and then publishing, that any delay rankles). Anyway, I just...
Yellowstone Hydrothermal Explosion
I must confess that there are some things I really try to avoid, and mechanics is one of them. Without going into any of the gory details about what’s been going on with my...
Happy Anniversary
This one will be real short (but I promise a more detailed discussion when my currently overloaded life allows me the time). The year was 1700 on January 26th. None of us were here,...
Harmonic Tremors are Really Cool
Those of us who celebrate the earth and its processes are having a real good time in Iceland (late November 2023). Please don’t think me insensitive: while the situation is surely fraught with peril...
Pompeii vs. Herculaneum in 79 A.D.
Susie just loves to visit Italy, and suffers the twenty-plus hour one-way trip whenever she can find the time (and airfare). I tagged along several years ago, and while the focaccia bread on the...
Earthquakes, Seismic Waves, and the New Madrid Fault
How far do earthquake waves travel, and what can cause different quakes to be felt at a greater or lesser distance? This is a fine question, and before we get started, feel free to...
Quicksand (a.k.a. Liquefaction)
I had a great question a little bit ago on the Ask GeoMan section of my GeoMania educational website from Elizabeth in Lake Oswego, Oregon. She’d been walking on Nye Beach on the central...
