PSN-L Email List Message
Subject: frost quakes
From: Thomas Dick dickthomas01@.............
Date: Fri, 11 Feb 2011 15:50:36 -0600
Here in the Midwest they are talking about booming sounds caused by what
the news people are calling frost quakes. Has anyone recorded one of
these? What does it look like? I have recorded "things" on my
instruments that I can positively identify as the ice cracking on my
lake but this is new.
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