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Re: Ecological Economics and Entropy
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Subject: Re: Ecological Economics and Entropy
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From: Jay Hanson <jhanson@ilhawaii.net>
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Date: Tue, 05 Nov 1996 09:01:47 -1000
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Article: 15668 of alt.sustainable.agriculture
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Newsgroups: talk.environment, sci.environment, sci.energy, sci.econ, sci.agriculture, alt.sustainable.agriculture
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Organization: See http://csf.Colorado.EDU/authors/hanson/
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References: <542t7d$iep@rainbow.rmii.com> <32665F05.112@ilhawaii.net> <54daqh$msl@thrush.sover.net> <326AD33B.2375@cris.com> <mcaldon-2010962323350001@la-dial2-09.wavenet.com> <326caa79.347097428@nntp.st.usm.edu> <mcaldon-2110961451160001@la-dial2-05.wavenet.com> <01bbbfa0$4917f500$89d0d6cc@masher> <54je4g$cja@newsy.ifm.liu.se> <558bmk$d9u@hpcvsnz.cv.hp.com> <55bupq$qmt@news.inforamp.net> <327A1D06.2B54@ilhawaii.net> <55dfco$7fk_001@pm3-134.hal-pc.org> <4Xf+YMAdqzeyEw20@dweinstein.demon.co.uk> <327c8189.2528341@nntp.st.usm.edu> <327CE5DB.3B8C@ilhawaii.net> <327e2637.175783802@nntp.st.usm.edu>
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Reply-To: jhanson@ilhawaii.net
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Xref: newz.oit.unc.edu talk.environment:75281 sci.environment:110221 sci.energy:56941 sci.econ:59606 sci.agriculture:15291 alt.sustainable.agriculture:15668
Harold Brashears wrote:
> I read what you had posted, and this confirmed my belief that you do
> not understand entropy. Entropy is a condition or state of a system,
> which can be used as measure of the disorder.
>
> In a closed system, entropy can never decrease, but, the earth is not
> a closed system. I am sorry you do not understand this, but in
> practice, it means it cannot be applied blindly to a system, like the
> earth, which is constantly receiving energy from the outside (the
> sun).
If you would read what I posted, you would understand what I am
talking about.
> >------------
> >All matter and energy in the universe are subject to
> >the Laws of Thermodynamics. In the discipline of Ecological
> >Economics, systems are delimited so that they are meaningful
^^^^^^^^^^^^^^^^^^^^^
The world doesn't come with dotted lines Harold. <G>
We draw them! For example, the entropy of a dinner
plate system increases when the dinner plate breaks.
Get it?
Jay
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