Re: natural radioactivity

["john hughes" <jsong123@hotmail.com>]

Try these 2 sites for information:

http://sedwww.cr.usgs.gov:8080/radon/DDS-9.html

http://www.sph.umich.edu/group/eih/UMSCHPS/natural.htm

John Hughes



>From: Bernard L Cohen <blc+@pitt.edu>
>Reply-To: radsafe@romulus.ehs.uiuc.edu
>To: Multiple recipients of list <radsafe@romulus.ehs.uiuc.edu>
>Subject: Re: natural radioactivity
>Date: Thu, 15 Jul 1999 10:35:58 -0500 (CDT)
>
>On Wed, 14 Jul 1999, Michael C. Baker wrote:
>
> >
> > I haven't seen a map for general background radiation around the US, but
> > you can find a map for radon at 
>http://energy.cr.usgs.gov/radon/rnus.html.
>
>	--Radon maps are published in my paper in Health Physics
>		66:201-205;1994
> >
>Bernard L. Cohen
>Physics Dept.
>University of Pittsburgh
>Pittsburgh, PA 15260
>Tel: (412)624-9245
>Fax: (412)624-9163
>e-mail: blc+@pitt.edu
>
>
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