| Re: Think Long Term... | <– Date –> <– Thread –> |
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From: em_genuity (em_genuity |
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| Date: Thu, 5 Jul 2007 08:23:25 -0700 (PDT) | |
Great thoughts Ronald! I am interested in community planning and development
and am looking for head programs. Do you or does anyone know of planning
programs that consider the wholistic view of community, localized resources,
community relationships,.. More new urbanism is guess.
Thanks so much
Emily Elmore
Fort Collins colorado!
Sent from my BlackBerry® wireless device
-----Original Message-----
From: Ronald Frederick Greek <fred.greek [at] yahoo.com>
Date: Wed, 4 Jul 2007 10:46:26
To:cohousing-l [at] cohousing.org
Subject: [C-L]_ Think Long Term...
In a long-term sustainable and stable human community, there would essentially
be no new housing construction, other than replacement for such as exceed their
useful lifespan.
Eventually, regardless of conservation efforts, we will have to end all fossil
fuel use (oil, coal, gas, shale oil, tar sands, etc…)
While the first-thought for alternative energy sources might be that prices
will come down with more demand, and economics of scale for production, there
is a barrier to face:
An annual human energy use of 30 billion barrels of oil is a lot of energy… Run
the numbers in BTU or kilowatt equivalents, and compare to whatever renewable
you like, I suspect you will find that there is no practical long-term approach
that is going to allow humanity to continue to use energy at the current level.
Absent some energy miracle, without the "free" energy from fossil fuels, what
works, and what doesn't?
Doesn't everything essential need to be re-localized?
Soon, many choices will be based not on what is desired, or even economically
beneficial, but what is physically possible. Can you meet your life-support
needs locally, or preferably at home? If not you are dependent on working for
someone, and having someone else produce sufficient surplus to trade with you.
I expect that eventually (perhaps soon) will will once again see
multi-generation homesteads, potentially stablizing at an average of 8 to 10
people. In the long term, so long as the owners do not encumber the property
with debt, and the real property taxes remain modest, this will eventually
cover both young and old generations for a place to live.
But, contrary to argument in favor of high-rise and small units, if you expect
the population to subsist locally, I would argue that each family unit needs to
be around 1/4 acre, more in those areas where the growing season is less.
Water:
While the direct per day water use per person (drinking, cooking, cleaning) can
be modest (The Pacific Institute for Studies in Development, Environment, and
Security puts the minimum daily intake at 3 liters, with 20 liters for hygiene,
15 per bathing, 10 for food preparation, or an overall average of 50 liters -
around 13.195 gallon), this ignores the water "embedded" in food. In my
desert climate, my minimum gardening water needs per person is around 175
gallons per day. (Based on 1,000 ft. sq. garden)
Food:
This would include the "yuch" factor of re-cycling of human effluent to the
crop medium, which in a low energy situation puts the crop area close to the
living areas. It requires a minimum area for calorie crops, and a maximum area
that can be fertilized using the effluent. My estimates are 1,000 and 1,600
sq. ft. respectively. (All year growing season.) For an eventual
multi-generation homestead, it works out to about 1/4 acre per family of good
solar exposure.
Shelter & More:
How far into the future do you care about? If you're planning for the future
of your children, and their children, design and build for no fossil fuel use.
I urge all though to avoid thoughts of running for the hills or otherwise
thinking of solo-survival in a bunker.
We do not need survivalist thinking, we need minds working toward
re-engineering our infrastructure to allow for full service yet human scale
communities.
"In our every deliberation, we must consider the impact of our decisions on the
next seven generations" - From the Great Law of the Iroquois Nation
Ronald Frederick Greek
Moderator (Electronic Janitor)
Sustainable Tucson
"Stabilization of human numbers is no solution... To speak of an actual
reduction of human population - exactly what is needed if the world is to avoid
unprecedented human dieoff through famine, pestilence, and war - is unthinkable
and unspeakable, at least in polite company. Not just Catholics and
conservatives, but liberals as awll become positively apoplectic if the subject
is broached. And so the discussion necessary to understanding our econlogical
dilemma, and dealing effectively with it, never occurs."
- Richard Heinberg, Power Down
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-
Think Long Term... Ronald Frederick Greek, July 4 2007
- Re: Think Long Term... Alexander Robin A, July 5 2007
- Re: Think Long Term... em_genuity, July 5 2007
- Re: Think Long Term... Brian Bartholomew, July 5 2007
-
Re: Think long term... Tom Hammer, July 5 2007
- Re: Think long term... Brian Bartholomew, July 6 2007
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