PSN-L Email List Message
Subject: Re: Predictions
From: ChrisAtUpw@.......
Date: Sat, 21 Apr 2007 08:22:32 EDT
In a message dated 2007/04/20, tchannel@.............. writes:
> Just curious about the subject of Earthquake Predictions. But on a serious
> note, are there any scientific tools used?
Hi Ted,
One application may be practical. Assuming you have had a severe quake
and are trying to recover the injured from damaged buildings etc, if you
instrument the region with radio linked sensors, you can pick up the fast P waves
of aftershocks, analyse them and get a few seconds warning before the rest of
the waves arrive.
On the 'be prepared' front, during WWII many people in the UK had a
steel table in the living room to provide protection from falling masonry. You
could sleep under it at night or dive for cover. It does take a building a few
seconds to collapse, so similar provisions in earthquake areas where the
existing buildings have poor quake resistance, could save lives. It would also do
the flagging steel industries no harm at all.....!
Regards,
Chris Chapman
In a me=
ssage dated 2007/04/20, tchannel@.............. writes:
Just curious about the subject=20=
of Earthquake Predictions. But on a serious note, are there any scientific t=
ools used?
Hi Ted,
One application may be practical. Assum=
ing you have had a severe quake and are trying to recover the injured from d=
amaged buildings etc, if you instrument the region with radio linked sensors=
, you can pick up the fast P waves of aftershocks, analyse them and get a fe=
w seconds warning before the rest of the waves arrive.
On the 'be prepared' front, during WWII=
many people in the UK had a steel table in the living room to provide prote=
ction from falling masonry. You could sleep under it at night or dive for co=
ver. It does take a building a few seconds to collapse, so similar provision=
s in earthquake areas where the existing buildings have poor quake resistanc=
e, could save lives. It would also do the flagging steel industries no harm=20=
at all.....!
Regards,
Chris Chapman
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