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...
Author: GeoMan
Obsidian cutting tools
I read an interesting article in the New York Times that discussed the obsidian outcrops in Yellowstone National Park, and how they were mined for hundreds to thousands of years to supply the cutting...
Climate change and sea level rise
How long can you tread water? It’s become almost a daily bluster: articles bemoaning the reality of climate change and how it is going to destroy the earth and lead to the end of...
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...
Groundwater recharge and your checkbook
“Atmospheric Rivers” (a.k.a. the Pineapple Express) are all the rage these days, and those of us west of the Rockies are hoping that the current weather patterns will help put an end to the...
It’s The Climate
Susie and I have lived in and near Grants Pass in southwestern Oregon since the 1970s. One of the first things that caught our eye when we blew into town was the huge sign...
Fusion and Clean Energy
The big science news of the week (possibly the decade, if not the century) comes out of the Lawrence Livermore National Laboratory in California, where nuclear physicists at the National Ignition Facility (NIF) finally...
Lake effect snow
The weather reports and forecasts (11/18/22) are not at all promising. While the entire Eastern Seaboard looks to become very white over the next several days, Buffalo, New York is getting much of the...
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...
Glaciers: Ice with an attitude!
We’ve already spent a bit of time looking at streams (click here for a listing of posts related to moving water). And while many of us may assume that glaciers work just the same...
