Wednesday, May 31, 2006

On Catabolic Collapse

A couple of years ago I wrote an article titled "How Civilizations Fall: A Theory of Catabolic Collapse" -- quite the cheerful topic, granted, but it's relevant nowadays in more than an academic sense. I've never been able to find much common ground with the neoprimitivist types who insist that civilization is an awful idea and we all ought to go back to hunting and gathering, but there isn't much encouragement to be had from the cheerleaders of perpetual progress, either. In ecological terms, civilization is quite a new thing, not much more than 10,000 years old at most, and like most new evolutionary gambits, it's had its share of drastic ups and downs. Visit cities in Italy, China, or elsewhere that have been continuously inhabited for 2500 years and it's clear that, in the right environmental conditions, the civilized way of life can sustain itself over the long term; visit the ruins of Ur of the Chaldees or the Mayan metropolis of Tikal and it's equally clear that when environmental conditions don't support it, civilization is a mayfly phenomenon that flits past and vanishes in a blink of ecological time.

The question on many minds these days is whether our current industrial civilization falls into one of these categories or the other. It's a fair question, and one that a steady look at the ecological processes behind the fall of other civilizations can help answer. That was the motive behind the paper. In its original form, though, it bristles with equations, footnotes, and all the other impedimenta of the modern academic paper -- it was intended for publication in a peer-reviewed journal in the field of human ecology, a destiny it hasn't yet managed to achieve -- and to judge by the questions I've fielded since it appeared online last year, not all its readers have been able to hack their way through the scholarly undergrowth to the ideas at the core.

The idea of catabolic collapse is simple enough, and it's best communicated through a metaphor. Imagine that, instead of the fate of civilizations, we're discussing home ownership. Until recently, when people went shopping for a home, most of them were sensible about it and bought one within their means. The housing bubble of the last few years, though, encouraged quite a few people to get in over their heads, buying much more house than they could afford, on the assumption that appreciating real estate values and the other advantages of home ownership would make up the difference.

If you're one of these latter, though, you probably didn't take the time to work out just how much your huge new McMansion would cost to own, maintain, and repair, and you almost certainly didn't realize that every period of rising real estate values gives way to a period of stagnant or falling values sooner or later. As these realities begin to sink in, you find yourself in a very awkward bind, because your monthly paycheck doesn't cover all your monthly expenses. You can cover the difference for a while by refinancing your house and extracting any extra equity in cash, but that only works as long as interest rates keep dropping and home values keep rising. Once that option's closed off, you've got very few others as long as you plan on keeping the house. You can take on more debt, which means your bills go up; you can postpone maintenance and repairs, which means your house begins to fall apart, and your bills go up; or you can stop paying some of your bills, which means your house becomes much less livable, and your bills go up. Eventually you end up so deep in the hole that you can't pay the mortgage and the property taxes any more, and you lose the house.

That's catabolic collapse in a nutshell. Like suburban mansions, civilizations are complex, expensive, fragile things. To keep one going, you have to maintain and replace a whole series of capital stocks: physical (such as buildings), human (such as trained workers), information (such as agricultural knowledge), social (such as market systems), and more. If you can do this within the "monthly budget" of resources provided by the natural world and the efforts of your labor force, your civilization can last a very long time. Over time, though, civilizations tend to build their capital stocks up to levels that can't be maintained; each king (or industrial magnate) wants to build a bigger palace (or skyscraper) than the one before him, and so on. That puts a civilization into the same bind as the homeowner with the oversized house.

What happens then depends on whether the civilization's most important resources are sustainable or not. Sustainable resources are like a monthly paycheck; you've got to live within it, but as long as you can keep expenses on average at or below your paycheck, you know you can get by. If a civilization gets most of its raw materials from ecologically sound agriculture, for example, the annual harvest puts a floor under the collapse process. Even if things fall apart completely -- if the homeowner goes bankrupt and has his house foreclosed, to continue the metaphor -- that monthly paycheck will let him rent a smaller house or an apartment and start picking up the pieces. Civilizations such as ancient Egypt and imperial China, which were based on sustainable resources, cycled through this process many times, from expansion through overshoot to a self-limiting collapse that bottomed out when capital stocks got low enough to be supported by the steady resource base.

If the civilization depends on unsustainable resource use, though, the situation is a lot more serious. In terms of the metaphor, our homeowner bought the house with lottery winnings, not a monthly paycheck; his income is only a fraction of the amount he spends each month -- and not necessarily a large fraction, either. The process that leads to foreclosure is different, too. Our lottery winner can spend as freely as he wants, up to the point that his bank balance drops far enough that his checks start bouncing. By the time he runs into that limit, though, the chance to do anything about the situation is long past. The money is gone, he's faced with bills his monthly income won't even begin to cover, and by the time the collection agencies get through with him he may very well end up on the street. Civilizations such as the Classic Maya, which used core resources (in the Maya case, the fragile fertility of tropical soils) unsustainably, went through this process, and the "collection agencies" of nature left nothing behind but crumbling ruins in the Yucatan jungle.

This is not good news for our modern industrial civilization, of course, because its capital stocks are supported by winnings from the geological lottery that laid down fantastic amounts of fossilized solar energy in the form of coal, oil, and natural gas. Even the very small fraction of our resource base that comes from the "paycheck" of agriculture, forestry, and fishing depends on fossil fuels, and is being used up at unsustainable rates. Since the late 1950s, scientists have been warning that what's left of our fossil fuel resources won't sustain our current industrial system indefinitely, much less support the Utopia of perpetual economic growth promised by pundits across the political spectrum. For the most part, these warnings have been roundly ignored. If they continue to be ignored until actual shortages begin, we may be in for a very ugly future.

That future may be closer than most people like to think, too. The collapse of New Orleans after Hurricane Katrina drew attention from around the world, but few people seem to have noticed the implications of the Big Easy's fate. The United States has suffered catastrophic hurricanes and other natural disasters before, and always in the past the disaster was promptly followed by a massive rebuilding program. Not this time. The French Quarter and a few other mostly undamaged portions of the city have reestablished a rough equivalent of their former life, but much of the rest of the city has been bulldozed or simply abandoned to the elements. The ruins of the Ninth Ward, like the hundreds of abandoned farm towns that dot the Great Plains states and the gutted cities of America's Rust belt, may be a harbinger of changes most Americans will find it acutely uncomfortable to face.

One place where the housing metaphor breaks down, though, is that a civilization has a fractal structure -- that is, the same patterns that define it at the topmost level also take form on smaller scales. The long-lasting cities in Italy and China mentioned at the beginning of this essay maintained urban life through the fall of empires precisely because of this fractal structure; a single city and its agricultural hinterland can survive even if the larger system comes apart. The recent spread of Peak Oil resolutions and projects by cities and towns across America is thus a very hopeful sign. It's going to take drastic changes and a great deal of economic rebuilding before these communities can get by on the more limited resources of a deindustrial future, but the crucial first steps toward sustainability are at least on the table now. If our future is to be anything but a desperate attempt to keep our balance as we skid down the slope of collapse and decline, these projects may well point the way.

Wednesday, May 24, 2006

Knowing Only One Story

The Druid way can be followed anywhere, but for me, at least, it's always a bit easier outside among green growing things. That doesn't require wilderness; some of the most transformative experiences of my own Druid path took place in a week of dawn meditations in the gardens in Chalice Well in Glastonbury, which hasn't been wilderness any time in the last five thousand years. Still, there's much to be said for a creekside meadow up in the Oregon Cascades, with the sun just beginning to burn through morning mist and the distant noises of the breakfast crew back at camp drowned out by birdsong and running water. That's where I was, in the middle of my dawn meditation, when three sentences whispered themselves in the silence inside my head.

Knowing many stories is wisdom.
Knowing no stories is ignorance.
Knowing only one story is death.


I've been brooding about those sentences for the year and a half since that morning, and the more I think about them the more they say to me about where we are today and how we got here.

Traditional cultures around the world have a wealth of stories, and a very large part of education in those cultures consists of sharing, learning, and thinking about those stories. They aren't simply entertainment. Stories are probably the oldest and most important of all human tools. We think with stories, by fitting the "blooming, buzzing confusion" of the universe around us into narrative patterns that make the world make sense. Even today, we use stories to tell us who we are, what the world is like, and what we can and can't do with our lives. It's just that nowadays the stories have changed.

One of the most striking things about old stories, the stories of traditional cultures, is that no two of them have the same moral. Think of the fairy tales you grew up with. They put different people in different situations with very different results. Sometimes violating a prohibition brought success ("Jack and the Beanstalk"), sometimes it brought disaster ("Sleeping Beauty"). Sometimes victory went to the humble and patient ("Cinderella"), sometimes it went to the one who was willing to try the impossible ("Puss in Boots"). There are common themes in the old stories, of course, but endless variations on them. Those differences are a source of great power. If you have a wealth of different stories to think with, odds are that whatever the world throws at you, you'll be able to find a narrative pattern that makes sense of it.

Over the last few centuries, though, the multiple-narrative approach of traditional cultures has given way, especially in the industrial West, to a way of thinking that privileges a single story above all others. Think of any currently popular political or religious ideology, and you'll likely find at its center the claim that one and only one story explains everything in the world.

For fundamentalist Christians, it's the story of Fall and Redemption ending with the Second Coming of Christ. For Marxists, it's the very similar story of dialectical materialism ending with the dictatorship of the proletariat. For rationalists, neoconservatives, most scientists, and quite a fair number of ordinary people in the developed world, it's the story of progress. The political left and right each has its own story, and the list goes on.

One symptom of knowing only one story is the certainty that whatever problem comes up, it has the same solution. For fundamentalist Christians, no matter what the problem, the solution is surrendering your will to Jesus -- or, more to the point, to the guy who claims to be able to tell you who Jesus wants you to vote for. For Marxists, the one solution for all problems is proletarian revolution. For neoconservatives, it's the free market. For scientists, it's more scientific research and education. For Democrats, it's electing Democrats; for Republicans, it's electing Republicans.

The problem is that the universe is what ecologists call a complex system. In a complex system, feedback loops and unexpected consequences make a mockery of simplistic attempts to predict effects from causes, and no one solution will effectively respond to more than a small portion of the challenges the system can throw at you. This leads to the second symptom of knowing only one story, which is repeated failure.

Recent economic history offers a good example. For the last two decades, free-market advocates in the World Bank and the International Monetary Fund (IMF) have been pushing a particular set of reforms on governments and economies around the world, insisting that these reforms are the one and only solution to every economic ill. Everywhere those have been fully implemented, the result has been economic and social disaster -- think East Asia in the late 1980s, or Russia and Latin America in the 1990s -- and the countries devastated by these "reforms" have returned to prosperity only after reversing them. None of this has stopped the free market's true believers from continuing to press forward toward the imaginary Utopia their story promises them.

If you know plenty of stories, and know how to think with them, the complexity of the universe is less of a problem, because you have a much better chance of being able to recognize what story the universe seems to be following, and act accordingly. If you don't know any stories at all, interestingly, you may still get by; even though you don't have the resources of story-wisdom to draw on, you may still be able to judge the situation on its own merits and act accordingly; you have flexibility.

But if you only know one story, and you're committed to the idea that the world makes sense if and only if it's interpreted through the filter of that one story, you're stuck in a rigid stance with no options for change. Much more often than not, you fail, since the complexity of the universe is such that no single story makes a useful tool for understanding more than a very small part of it. If you can recognize this and let go of your story, you can begin to learn. If you've gotten your ego wrapped up in the thought of having the one and only true story, though, and you try to force the world to fit your story rather than allowing your story to change to fit the world, the results will not be good.

This leads to the third symptom of knowing only one story, which is rage. Failure is a gift because it offers the opportunity for learning, but if the gift is too emotionally difficult to accept, the easy way out is to take refuge in rage. When we get angry with people who disagree with us about politics or religion, I'm coming to think, what really angers us is the fact that our one story doesn't fit the universe everywhere and always, and those who disagree with us simply remind us of that uncomfortable fact.

Plenty of pundits, and many ordinary people, as well have commented on the extraordinary level of anger that surges through America these days. From talk radio to political debates to everyday conversations, dialogue has given way to diatribe across the political spectrum. It's unlikely to be a coincidence that this has happened over a quarter century when the grand narratives of both major American political parties failed the test of reality. The 1960s and 1970s saw the Democrats get the chance to enact the reforms they wanted; the 1980s and the first decade of the 21st century saw the Republicans get the same opportunity. Both parties found themselves stymied by a universe that obstinately refused to play along with their stories, and too often, people on both sides turned to anger and scapegoating as a way to avoid having to rethink their ideas.

That habit of rage isn't going to help us, or anyone, as we move toward a future that promises to leave most of our culture's familiar stories in tatters. As we face the unwelcome realities of resource depletion, environmental instability, and the inevitable hangover coming on the heels of our fictive economy's decades-long binge, clinging to whatever single story appeals to us may be emotionally comforting in the short term, but it leads down a dead end familiar to those who study the history of extinct civilizations. Learning other stories, and finding out that it's possible to see the world in more than just one way, is a more viable path.
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