Re: Dioxins and Plants

[Byron Bodo <bodo@interlog.com>]

At 11:14 PM 26/01/98 -0500, Jon Campbell wrote:
>Hello,
>
>       Dioxins are not found in nature except in exceedingly small
>concentrations (lightning bolts into the ocean), nothing like what is found
>today. 

I've heard that there was a recent paper on some sort of naturally formed
PCDD/Fs in the seabeds off Japan but I couldn't find a precise reference.

>The only reason that trees give off dioxin when burned is because
>they have absorbed organochlorines from their contaminated atmosphere
>(especially where 2,4-D and 2,4,5-T have been sprayed!). They are extremely
>peculiar molecules. As far as I have read, there are no natural organisms
>which can use or assimilate them.

That's the 1st time I've seen anyone claim this.  What about the natural
Cl content of wood & vegetation?

-bb