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Dec 22, 2012, 06:56 AM
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Member Since: Jun 2007
Location: Washington DC metro area
Posts: 15,865
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They will eventually dissolve away, more from groundwater than from erosion from above:
http://zeenews.india.com/news/eco-ne...in_818316.html
__________________
Now if thou would'st
When all have given him o'er
From death to life
Thou might'st him yet recover
-- Michael Drayton 1562 - 1631
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