Our Window on Nature

. . . exploring the world around us

Archive for the 'Geology' Category

Voice of a Volcano

Posted: Friday, December 8th, 2006 @ 6:10 am in Geology | Comments Off on Voice of a Volcano

Years ago we were hiking high on Mount Ranier in Washington State when we saw a plume rising from Mount St. Helens far in the distance. It had to be some time after 1980, because that is when the volcano become active once again. Our first thought was of another eruption. Training our binoculars on […]

Earthquake Country

Posted: Tuesday, November 28th, 2006 @ 9:37 am in Geology | Comments Off on Earthquake Country

At one time we lived next to an earthquake fault. It ran through a golf course just over our back fence. Of course, we lived there for several years before learning of its existence. A big quake came long after we had moved away. Some years later we found ourselves in a similar situation while […]

Life Without Light

Posted: Wednesday, March 15th, 2006 @ 3:00 pm in Geology | Comments Off on Life Without Light

It’s a truism that living organisms require light to survive, yet you’ll find exceptions to the rule if you look in the right places. Deep within a cave, without the faintest glimmer of light, life goes on. But it is life with a difference. Our first experiences underground took place in Mitchel Caverns beneath the […]

Drifting Dunes

Posted: Wednesday, February 15th, 2006 @ 2:44 pm in Geology | Comments Off on Drifting Dunes

Based upon what you see in the movies, you would expect deserts and drifting sand to be synonymous, but actually a sand dune is a rather unique occurrence. So unusual are sand dunes, in fact, that several of the finest (and most colorful) dune fields have been preserved as state parks or national monuments. You […]

 
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