[CPEO-MEF] Massachusetts Military Reservation Tree Ring Study

[Lenny Siegel <lennysiegel@gmail.com>]

Cape tree rings may provide clues to cancer

By Amanda Lehmert
Cape Cod Times (MA)
August 17, 2007

SANDWICH - Paul Sheppard gingerly poked a T-shaped instrument into the 
trunk of a pine tree, and started cranking it in a clockwise motion.

In about a minute, he slid out a tiny slice of the 50-year-old tree, so 
thin it could fit inside a plastic straw.

The layers of that slice, or core sample, will tell the University of 
Arizona tree ring specialist about the tree's history. Specifically, he 
wants to know whether it was exposed to tungsten, other metals and 
volatile organic chemicals.

Sheppard and fellow researcher Mark Witten have traveled around the 
country visiting towns like Sandwich, where there are elevated rates of 
childhood cancer and few answers about the cause.

...

For the entire article, see
http://www.capecodonline.com/apps/pbcs.dll/article?AID=/20070817/NEWS/708170314/-1/NEWSLETTER02

--


Lenny Siegel
Director, Center for Public Environmental Oversight
c/o PSC, 278-A Hope St., Mountain View, CA 94041
Voice: 650/961-8918 or 650/969-1545
Fax: 650/961-8918
<lsiegel@cpeo.org>
http://www.cpeo.org


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