[p2p-research] land multipliers

[Michel Bauwens]

perhaps because it is a public undertaking, and thus more rational, not
subject to market vagaries?

On Sat, Jun 19, 2010 at 2:42 AM, Ryan Lanham <rlanham1963 at gmail.com> wrote:

> Hi Chris,
>
> I'm just mentally noting that cities clean water locally.  Why?  If water
> is better to clean locally, what economics make it so versus food?  Land and
> NIMBY are always cheaper in rural locals.  Thus, why is water a special case
> of urban processing in most cities?
>
> Ryan
>
>   On Fri, Jun 18, 2010 at 2:34 PM, Chris Watkins <
> chriswaterguy at appropedia.org> wrote:
>
>> Ryan,
>>
>> I'm not clear what you're asking here:
>>
>>
>>  I wonder why it is cheaper to process water in cities than to pipe it
>>> out?
>>>
>>> I mean, what's the difference between water and food?  Water is cheaper
>>> per unit weight, but it easier to transport.  Why not purify water far away
>>> and train it in to cities?  Perhaps it is because sewage would need to be
>>> trained out.
>>>
>>>
>>
>> On the subpoint of using trains, I assume that piping is much more
>> efficient and reliable - and of course that option isn't available for food.
>> (Even if we could justify an apple juice pipeline, the quality would suffer
>> due to heat and contamination.).
>>
>>
>> --
>> Chris Watkins
>>
>> Appropedia.org - Sharing knowledge to build rich, sustainable lives.
>>
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>> twitter.com/appropedia
>>
>
>
>
>  --
> Ryan Lanham
> rlanham1963 at gmail.com
> Facebook: Ryan_Lanham
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>
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>


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