[Cob] concrete coverage in the US --- dismal news

[billc_lists at greenbuilder.com]

At 9:10 AM -0700 6/19/04, otherfish wrote:
>
>
>Also, I wonder, does a "natural building" with an  earthen floor have the
>same impact on the environment as a concrete slab floor would?

Certainly not, if you take into account the amount of C02 released 
into the atmosphere when burning limestone to create concrete. 
Concrete has a HUGE impact there - far greater than the impervious 
cover IMHO.


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Bill Christensen
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