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Is "Peak Oil" really that bad?

General discussions of the systemic, societal and civilisational effects of depletion.

Re: Is "Peak Oil" really that bad?

Unread postby steam_cannon » Sat 01 Dec 2007, 04:40:47

$this->bbcode_second_pass_quote('Lighthouse', '')$this->bbcode_second_pass_quote('steam_cannon', 'H')ypothetically, if the US suffered an economic collapse and could no longer buy oil, and then if that unbought oil went to China. That oil would increase China's carrying capacity. But with peak oil, the oil is just not there. So no one is getting a boost in carrying capacity.


I think this statement is a bit simplified...
That was my goal :-D

$this->bbcode_second_pass_quote('Lighthouse', 'I')n the above scenario the whole world including China would suffer because the supply would never reach the demand.
Yeah, I was using that as a way to lead in to the point that; everyone uses some energy for a better life in their area and as less energy is available everyone will have problems. Now I'm not saying that everyone gets truly effected equally or something like that. So far poorer countries have been getting hit by oil prices more then us... I'm just stating the obvious that no one's life gets better by having less energy available.

Put even more simply, I'm over-explaining overshoot... :-D
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Re: Is "Peak Oil" really that bad?

Unread postby Lighthouse » Sat 01 Dec 2007, 04:52:42

$this->bbcode_second_pass_quote('steam_cannon', 'M')aybe check their bibliographies... Or google for a bit more of their work and read more to answer that question. The full details of many studies are often in journals which charge for the article. Also you might be able to find some of these authors in the Journal indexes of your most local large city library, you may be able to find their full research.


I've done that the last 1 1/2 days. I even went in the local uni-library and talked to some "experts". There are not many studies published, none of them goes near the 2 bill number Montequest stated. Most of the scientific journals are freely available here in the library.

$this->bbcode_second_pass_quote('steam_cannon', '[')b]It is a difficult question, here's why...

These "Equations" often are complex computer simulations which entail volumes of data describing resources all around the world. If you didn't find an easy equation in a study on this subject, this may be why. I really don't feel like looking up equations tonight, so I'll give you a few hints where to look. And maybe Monte can help too...


Sorry but I disagree here. If you publish a peer reviewed study, you have to disclose your calculation model. It would be a "KO" criteria if you say your model is to complicated to disclose.

$this->bbcode_second_pass_quote('steam_cannon', 'G')oogle: "calculating the earth's carrying capacity"


Have you done this google search yourself? The results are not really useful ...


All I ask is a model which I can check to come to the stated 2 - 3 billion carrying capacity. If you could point me in the right direction, but this time a bit more specific if possible. Hey you guys have done the research, it should not be to hard for you to come up with the model.
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Re: Is "Peak Oil" really that bad?

Unread postby lakeweb » Sat 01 Dec 2007, 12:22:39

$this->bbcode_second_pass_quote('steam_cannon', '')$this->bbcode_second_pass_quote('lakeweb', 'L')ike their life depends on oil. Well, it hasn't, and it doesn't.
Maybe you missed my point about maximizing ones local resources with energy, everyone does that to one extend or another.

As I explained before, people use energy to get the most of the area they live in. If they only have a few gallons a month for a farm tractor or even if they use forged farm implements, that's still using energy to maximize the resources in their area. That tractor fuel raises that area's carrying capacity. Losing an energy resource (tractor fuel) is not going to result in a higher carrying capacity. As seen with the period of food shortages and starvation in Cuba, after the collapse of the Soviet Oil supplies.


China is not Cuba. And rural farmers don't have tractors, they have draft animals.

$this->bbcode_second_pass_quote('steam_cannon', '')$this->bbcode_second_pass_quote('lakeweb', 'T')hey are poor farmers, nothing a poster here could even comprehend.
I don't know about you but I've lived outside the US. :roll:


But, you have not been to rural China?
Rural Energy Patterns in China

$this->bbcode_second_pass_quote('steam_cannon', '')$this->bbcode_second_pass_quote('lakeweb', 'I') think my stay at PO is coming to an end, again.If talking about world resources blows your fuse, sure go. I ain't begging you to say. But if you do stay, I would appreciate a more cool and reasoned approach. If you don't think China is heading for a die-off, tell us why.

'Us'? Dieoff? And what does this have to do with the first quote?

$this->bbcode_second_pass_quote('steam_cannon', 'H')ypothetically, if the US suffered an economic collapse and could no longer buy oil, and then if that unbought oil went to China. That oil would increase China's carrying capacity...

First, the U.S. won't fail in isolation. Europe and Australia are in the same boat. Japan is just barely hanging on and is very dependent on the economic activity of the rest of the world. China survives on the consumerism of the West. Twenty-five million new jobs must be created every year to pacify the masses.

Social Unrest in China

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Re: Is "Peak Oil" really that bad?

Unread postby LoneSnark » Sat 01 Dec 2007, 13:11:07

I have to side with Lighthouse above about his suggestion that carrying capacity is heavily dependent upon living standards. On a modern marvels episode a few days ago on "corn" they made it quite clear that only a tiny fraction of the entire crop will ever be eaten as corn by humans (it was in the low single digits). Instead, it will go to factories and be turned into consumer goods (such as plastics), to chemical plants to make industrial chemicals, to processing plants to make high fructose corn syrup, and finally to farms to feed livestock. If we really want to calculate the absolute maximum carrying capacity then should not most of this corn be eaten as corn by humans (of course, making allowances for feeding draft animals or however they speculate)?

So, since I believe someone here as read these studies, answer a yes or no: did the carrying capacity model in question take into account this powered-down world? Or are they assuming today's living stadards must be maintained at the point of starvation?
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 13:53:59

$this->bbcode_second_pass_quote('Lighthouse', ' ')Leading pherogist's? Any evidence supporting this statement?


Ken Smail’s articles on population have appeared in a variety of professional journals including American Journal of Physical Anthropology; Politics and the Life Sciences; Environment, Development and Sustainability; and World Watch Magazine.

http://www.kenyon.edu/x21012.xml

$this->bbcode_second_pass_quote('', ' ')And the links you quoted are not peer reviewed published studies.


They sure are.

$this->bbcode_second_pass_quote('', 'I')n the journal, Politics and the Life Sciences of September 1997, Professor Kenneth Smail made the case for dramatically reducing human numbers, and leading commentators in the field of population and development contributed their views on it. What follows summarises the keynote paper and the responses.

$this->bbcode_second_pass_quote('', 'B')tw. what is a pherogist?


My bad. Typo error. Pherologist. One who studies carrying capacity.

$this->bbcode_second_pass_quote('', 'M')ontequest in regards to carrying capacity and overshoot I agree with most of what you wrote in numerous threads here. But I am not convinced the figures you've posted are that accurate. How do your sources calculate the carrying capacity. Can you give me a sample calculation and show me what they put in consideration in their calculations to arrive at this figures? Can you post this please here on this board?

I already did.

Read the links, the first shows the metrics used and the 2nd shows some of the calculations.

http://www.ilea.org/leaf/richard2002.html

http://eco.gn.apc.org/pubs/smail.html

Google Pimentel's studies. Palmers.
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 14:04:39

$this->bbcode_second_pass_quote('LoneSnark', 'I') have to side with Lighthouse above about his suggestion that carrying capacity is heavily dependent upon living standards... If we really want to calculate the absolute maximum carrying capacity then should not most of this corn be eaten as corn by humans (of course, making allowances for feeding draft animals or however they speculate)?


You cannot calculate carrying capacity using ghost acreage via a phantom energy input such as fossil fuels.

What is Carrying Capacity?

$this->bbcode_second_pass_quote('', 'S')o, since I believe someone here as read these studies, answer a yes or no: did the carrying capacity model in question take into account this powered-down world? Or are they assuming today's living stadards must be maintained at the point of starvation?


Adequate standard of living.

http://eco.gn.apc.org/pubs/smail.html
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 14:15:08

$this->bbcode_second_pass_quote('', 'T')he case for a dramatic reduction in human numbers over the next 2 or 3 centuries is presented as a testable hypothesis. Even if the figures presented (eg. 10 billion before stabilisation and 2 to 3 billion for the optimum sustainable number) are both proved quite off target by subsequent research and events, the hypothesis still stands so long as the first figure exceeds the second. He hopes his hypothesis is wrong and that rapid slowing of growth and huge improvements in technology will result in earlier congruence between the two figures. But it is time that the burden of proof shifted to the 'cornucopian optimists'; they must show that the earth can withstand, without damage, another couple of centuries of growth in human numbers. In publishing his thesis with the support of others he hopes to make it easier for political and economic leaders to speak out on this matter without feeling they are committing political suicide.
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Re: Is "Peak Oil" really that bad?

Unread postby Heineken » Sat 01 Dec 2007, 15:31:57

$this->bbcode_second_pass_quote('Lighthouse', 'S')till reading but not so sure if Montes assumptions are 100% accurate. As . . . I read . . . more I come to the conclusion [that] carrying capacity is in direct relationship with lifestyle. A wasteful lifestyle reduces the carrying capacity immensely, while we can expect a higher carrying capacity with a more careful use of resources.


I think the assumption that wealthy, wasteful lifestyles are inherently far more harmful to carrying capacity than impoverished, frugal lifestyles should be questioned. Indeed, this is a myth that should be popped.

It should be noted, first, that frugal lifestyles are unlikely ever to be broadly adopted on a voluntary basis. Truly frugal lifestyles almost always result from externally imposed constraints. It is human nature to be wasteful and to grab what one can while the grabbing's good.

People living in poor countries breed far more heavily than people in rich countries; thus, their population density is usually much higher, a feature that is all by itself intensely harmful to the environment. Being that they are poor and desperate, they have virtually no interest in preserving the natural world for the future, but only in extracting whatever is still left so that they can continue to survive today.

Some of the worst environmental despoliation is occurring in the Third World, not the wealthy, "wasteful" countries.

Also, Jevon's paradox comes into play here. If everyone were more careful with resources, the population would simply expand to consume the marginal, temporary increase in resource availability. Nothing changes except the scale of the ultimate dieoff.
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 15:54:59

$this->bbcode_second_pass_quote('Heineken', ' ')I think the assumption that wealthy, wasteful lifestyles are inherently far more harmful to carrying capacity than impoverished, frugal lifestyles should be questioned. Indeed, this is a myth that should be popped.


Myth? In terms of impact on the environment, it has been estimated that the US population is the equivalent of 20 billion Chinese, although that is being narrowed with 11% a year growth.
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Re: Is "Peak Oil" really that bad?

Unread postby KillTheHumans » Sat 01 Dec 2007, 16:17:47

$this->bbcode_second_pass_quote('MonteQuest', '
')
http://www.ilea.org/leaf/richard2002.html



So...carrying capacity is between 1-2 billion and 1,000 billion. EXCELLENT!! Now we can go back to worrying about something alot more certain, like peak oil!

A good read I would add, if completely useless for estimating what the carrying capacity of the planet might be.
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Re: Is "Peak Oil" really that bad?

Unread postby Ludi » Sat 01 Dec 2007, 16:24:50

I don't see the "1000 billion" anywhere in that chart of estimates.
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Re: Is "Peak Oil" really that bad?

Unread postby Lighthouse » Sat 01 Dec 2007, 20:05:56

$this->bbcode_second_pass_quote('MonteQuest', '
')My bad. Typo error. Pherologist. One who studies carrying capacity....


Sorry Monte but I can't find any reference to this term. I could not find a single University who offers courses in Pherology. I cant find the word in any dictionary, not even Wikipedia has an entry. (Maybe you should create one with a list of the leading scientists in the field ;) )

I found Phrenology though, which is defined as the detailed study of the shape and size of the cranium as a supposed indication of character and mental abilities. But I think that is not what you referring to.

Are you are referring to a field of science, which only exist outside the established science community? Maybe that is the reason I cant find any reliable figures?

Please explain the following carrying capacity estimates. They are all from your sources:

Hellig (1993): 14 billion
Smil (1994): 11 billion
Brown&Kane (1994): 10 billion
Palmer (1999): 9 billion
Meadows et. al. (1992): 7.7 billion
Whittaker & Likens (1975): 7 billion
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Re: Is "Peak Oil" really that bad?

Unread postby yeahbut » Sat 01 Dec 2007, 20:46:36

$this->bbcode_second_pass_quote('Lighthouse', '')$this->bbcode_second_pass_quote('MonteQuest', '
')My bad. Typo error. Pherologist. One who studies carrying capacity....

Sorry Monte but I can't find any reference to this term.


Dude, just google pherology. Behold- references to this term!
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Re: Is "Peak Oil" really that bad?

Unread postby Lighthouse » Sat 01 Dec 2007, 20:56:50

$this->bbcode_second_pass_quote('yeahbut', '
')
Dude, just google pherology. Behold- references to this term!


Done that — and now? Not a single reference of any university offering a course in pherology or having a pherology department. Not even an entry in a dictionary. On the first page of a google search for pherologist are two references to Peakoil.com Forum postings and the other hits can not not really be considered as credible sources.
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 21:06:26

$this->bbcode_second_pass_quote('KillTheHumans', '
')So...carrying capacity is between 1-2 billion and 1,000 billion. EXCELLENT!! Now we can go back to worrying about something alot more certain, like peak oil!

A good read I would add, if completely useless for estimating what the carrying capacity of the planet might be.


You have to look a the metrics used, the Basis of Estimation

Some show food, some show energy some show footprint.

Carrying capacity is about all of the things that impact the ecosystem.

Using energy as the metric: $this->bbcode_second_pass_quote('', 'U')sing standards of living lower than the current North American average, estimates of carrying capacity using energy as a metric range from 1 to 3 billion people. This is less than half of the current global population.
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Re: Is "Peak Oil" really that bad?

Unread postby AWPrime » Sat 01 Dec 2007, 21:14:06

Do these high estimates leave any energy/biomass for 'wild' nature?


If not, how do they think that they can keep the global ecosystem going?
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 21:19:13

$this->bbcode_second_pass_quote('Lighthouse', ' ')Sorry Monte but I can't find any reference to this term.


"Pherology is defined as the science of the human carrying capacity of the Earth or specific parts of the Earth. Pherologists define carrying capacity as the human population that can be supported in a given territory, in a specified lifestyle (normally the one to which people may resonably aspire), without degrading their physical, ecological and social environment, and without imposing wastes on the global environment beyond a specified (or internationally agreed) limit." (Excerpt from The Pherologist newsletter).


$this->bbcode_second_pass_quote('', 'T')he Ideological Basis of Pherology
The word "pherology" comes from the greek "pherein" meaning "to bear, or carry". It was coined by members of the Optimum Population Trust and refers to the notion of "carrying capacity". Pherologist refers to an "ecological demographer".5 Pherology
attempts to measure the amount of biologically productive land and biodiversity required to sustain human and other populations within a given economy. Depending on the values and sophistication of the model, biodiversity for its own sake may be
allocated from around 12.5% to upwards of 50% of world space. A simple concept was first popularised by Paul Ehrlich, in the late 1960s. A more complex model - the Ecological Footprint - was developed in the 1990s by William Rees and Mathis
Wackernagel in Canada. This latter pherological method and movement has now extended to many different countries and includes books, footprint sites, projects and email study groups in several languages.
I=PAT and The Ecological Footprint
The major popular forerunner to the Ecological Footprint and other pherological explanations and methodologies was the I=PAT formula. This formula was coined by Paul Ehrlich, where I = Environmental Impact, P = Population Numbers, A =
Affluence, T = Technology.6 It means that Environmental Impact is equal to the number of people multiplied by the amount of energy and other resources they consume multiplied by the kind of technology they use to consume and produce.
.

$this->bbcode_second_pass_quote('', 'P')lease explain the following carrying capacity estimates. They are all from your sources:

Hellig (1993): 14 billion
Smil (1994): 11 billion
Brown&Kane (1994): 10 billion
Palmer (1999): 9 billion
Meadows et. al. (1992): 7.7 billion
Whittaker & Likens (1975): 7 billion


They are all high end estimates mostly based upon food and not including energy or footprint.

Look at the Basis of Estimation & Assumptions

Then google the author for details.
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 21:22:32

$this->bbcode_second_pass_quote('Lighthouse', '')$this->bbcode_second_pass_quote('yeahbut', '
')
Dude, just google pherology. Behold- references to this term!


Done that — and now?


Just dismiss it. Waste of of time. Nothing here, move on.
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 21:25:15

$this->bbcode_second_pass_quote('AWPrime', 'D')o these high estimates leave any energy/biomass for 'wild' nature?


Only Palmer's 9 billion estimate

$this->bbcode_second_pass_quote('', 'S')tandard of living lower than US current (1 hectare per person) and improvements in energy efficiency, food production, pollution control and preservation of biodiversity.
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Re: Is "Peak Oil" really that bad?

Unread postby MonteQuest » Sat 01 Dec 2007, 21:30:12

Some articles from The Pherologist Newsletter:

http://www.population.org.au/media/pub/EPOC_SPA.pdf
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