To: "permaculture" <permaculture@lists.ibiblio.org>
Subject: Re: [permaculture] Vertical Farming?
Date: Wed, 29 Jun 2005 01:04:24 +0000
109 hectares didn't sound like much ... but it's actually 10 to the 9th power
... a much bigger chunk of land :) The copy and paste function just didn't
transfer the number with the formatting.
Roxann
www.AncientEarthWisdom.com
-------Original Message-------
> From: "Saor Stetler"
> Subject: [permaculture] Vertical Farming?
> Sent: Jun 28 2005 21:13:26
>
> practices. Over the next 50 years, the human population is expected to
> rise to at least 8.6 billion, requiring an additional 109 hectares to
> feed them using current technologies. That quantity of farmland is no
> longer available.