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Separating Fact From Fiction

It Aint Just Carbon!

The importance of GDP to economic growth is exceeded by the importance of CNP in nature

It all started with the discovery by American oceanographer Alfred C. Redfield (1890-1963) that the ratio of Carbon (C) to Nitrogen (N) to Phosphorus (P) (C:N:P) of free-floating marine phytoplankton (seston) throughout the world was quite static and reflected the differences of dissolved nutrients in associated waters. The Redfield Ratio as it is known today is 106:16:1 for C:N:P, which means that for every unit of phosphorus there are 16 units of P and 106 units of C. The importance of this discovery for biologists was equated to Avogadro’s number or the speed of light in a vacuum by some scientists according to Sterner & Elser’s book “Ecological Stoichiometry”. Redfield’s Ratio has since been proven an overly generalized depiction of aquatic C:N:P, with an average of 354.4:20.1:1 across all manner of aquatic phytoplankton (See Chart 1).

chart11

Out of this discovery grew a very specialized but extremely important discipline called Ecological Stoichiometry, which is essentially a bunch of balanced equations describing how C, N, and P are transferred and transformed in ecosystems. It is quite a revolutionary and at the same time elementary concept, with detractors noting that Ecological Stoichiometry is either too complicated to be understood or too simple to be true. Another way to look at it is that Ecological Stoichiometry gives scientists the opportunity to quantitatively attach elemental importance to the balance of energy and materials. The name stoichiometry comes from the Greek root stoicheion for element and metron meaning measure. Broadly speaking the field focuses on C, N, P, to some extent sulfur (S), and rarely hydrogen (H) and oxygen (O) or as scientists like to call them “The Big Six” for their ubiquity and import in all organic and some inorganic processes. Every constituent of this planet, whether living or dead, flora or fauna, above or belowground, land or sea has a unique stoichiometric ratio of these elements. Organisms must vigilantly maintain these ratios in order to survive, which is also the case for humans (homeostasis). In their book “The Natural Selection of the Chemical Elements: The Environment and Life’s Chemistry” Williams & Fraústo da Silva hypothesized that evolution from early to late prokaryotes, to unicellular eukaryotes, and eventually to complex multicellular eukaryotes was coupled with an increased affinity for homeostasis.

Homeostatic stoichiometry is the struggle to maintain a consistent internal chemistry, while an organism’s environment particularly the elemental makeup of its food fluctuates quite drastically. Some organisms – usually of the sedentary variety – display a flexible Ecological Stoichiometry. Their lack of mobility means they must capitalize on the resources available at any given point in time. Truly homeostatic creatures, whether they be ants (C:N:P = 4.8:12.0:1), snakes (C:N:P = 4.4:3.7:1), or the Dalai Lama (C:N:P = 13.3:6.3:1) are not, in the strict sense, what they eat, rather they maintain their C:N:P by a variety of unsavory and malodorous activities we won’t expand on here for fear of offending the faint of heart. Needless to say organisms that must maintain a narrow C:N:P will go to great lengths in pursuit of that goal even if it means no one to sit next to in the lunchroom. You know that stuff you accidently stepped in while walking down the sidewalk or in your local park? That present Fido left for you has a C:N:P of 9.7:0.9:1.

The question is why should we care about these ratios? Well for the answer let’s look to the most famous examples of balanced chemical reactions, photosynthesis [Eq. 1] and decomposition [Eq. 2]. After all when you peel away the layers of scientific mumbo-jumbo this is what Ecological Stoichiometry is all about. If you are starting to have horrible images of your Intro Organic Chemistry class now would be a good time to stop reading. Are you still here? Good. These two reactions drive plant growth [Eq. 1] and decay of everything from tree leaves (C:N:P = 18.6:8.2:1) to septic waste (C:N:P = 12.0:2.7:1). These reactions and those that produced the Redfield Ratio rely on what is called the Law of Definite Proportions.

chart31

The importance of the “Big Six” in nature is not hard to find. One need not look further than Adenosine Tri (ATP) and Diphosphate (ADP) the primary energy transfer molecules in cells for the importance of phosphorus, while sulfur is crucial to amino acids (i.e. cysteine) the primary precursors of proteins. Researchers have shown that the Stoichiometric formula for humans in number of atoms is:

H375,000,000O132,000,000C85,700,000N6,430,000Ca1,500,000P1,020,000S206,000

Na183,000K177,000Cl127,000Mg40,000Si38,600Fe2,680Zn2,110Cu76I14Mn13

F13Cr7Se4Mo3Co1

Thus, we humans have a “Big Six” H:O:C:N:P:S Stoichiometry of 2.8:1.5:13.3:6.3:5.0:1. This may seem confusing but understanding how these elements flow into and around the human body or for that matter ecosystems tells us a great deal about the so-called “velocity of elements”. Many reading this have heard about the “velocity of money” in recent years and the importance of keeping the flow of money brisk and consistent. Well the same is true of elements and Ecological Stoichiometry is an important tool in determining where elements are backed-up or where they are moving too fast to be utilized. Two interconnected examples of the human condition’s influence on Ecological Stoichiometry are the Haber-Bosch process that fixes nitrogen gas to produce ammonia for N, P, and Potassium (K)-rich fertilizers and the Gulf Coast algal blooms in the US that have created consistent and ever expanding deadzones in the waters off the United State’s Gulf Coast. The latter is a direct function of excessive fertilizer application and manure production in the Mississippi River watershed, with manures having C:N:P of 20.3:7.0:1 and most fertilizers either having equal parts N:P:K (10:10:10) or an excess of P (10:20:10). Thus, Gulf Coast’s aquatic ecosystems are experiencing an increase in the velocity of Ecological Stoichiometry – specifically P – via the Mississippi river, which is leading to increases in algal production and decay all of which deplete the waters of oxygen.

Plants and animals adhere to relatively strict C:N:P (:S), because in theory they are trying to fulfill their maximum growth potential, even though such conditions in actuality might be completely illusory. Living beings want to find that stoichiometric “Sweet Spot”. Ecological Stoichiometry explains why we crave certain foods and can’t stand the sight of others. Ecological Stoichiometry, and specifically the C:N:P:S ratio, is a field of study and a natural process that will receive increasing attention in the coming years given the fact that humans are rapidly depleting the world’s supply of P, with 62 Gigatons remaining according to the USGS’ most recent estimates.

In addition, this ratio and its variability is responsible for phenomena such as acid rain in the northeastern US and Europe, and groundwater contamination in and around areas of heavy agriculture. Scientists have known since Redfield and earlier the importance of understanding the interconnectedness of the “Big Six” and more specifically C, N, P, and S. In 2000 Falkowski and colleagues compared natural and human-induced changes in the stoichiometry of earth and found that the change due to anthropogenic causes was 13%, 108%, 400%, and 113% for C, N, P, and S, respectively. Thus, our fascination with Carbon Capture and Storage (CCS) may be at best myopic and at worst dangerous. Forget the GDP what is your country or state’s CNP?

Complete Chart 1 From Above:

chart23

Misdirected Attention

From an interesting article by Joschka Fischer on Project Syndicate:

In Iraq, the question of power-sharing between Sunnis and Shia has neither been resolved or secured institutionally in such a way that would definitively prevent a slide back into civil war after the majority of US troops withdraw in 2011.

Quite simply the reply to this is that while Sunni v. Shia may be the short-term cyclical conflict of most importance it is clear from this reader’s perspective that the long-term structural problem is the Kurdish Northeast (Large concentrated oilfields) v. the predominantly Arab rest of Iraq (Small dispersed oilfields). The Trigger Line as this separation is known will prove a chronic issue and one that no amount of troops, drones, or Maliki/Obama DoubleSpeak will resolve.

Nuance is the name of the game in Iraq and the quicker we in the US brush up on it the quicker we will be equipped to hold our politicians feet to the fire on the off chance they show their faces around town. I would imagine the heat will turn up even more when water becomes more restricting…Again a short-term cyclical (Oil) v. long-term structural (Water) paradox, only this one will be a matter of life or internal combustion. In the words of Hindu priest Avimukteshwaranand Saraswati “Without electricity, you can survive. One can’t survive without water…”

The True Cost of Coal!

Clean Energy, Clean Coal, Foreign Oil, Middle East Instability, blah blah blah blah blah.

The 2 graphs presented here derived from the US Mine Health & Safety Administration show the true cost of coal. Since data was first recorded back in the 1930s we have lost at least (ie Average Annual Derivation) 420,960 men due to coal mine fatalities and 25,633, 151 have been injured. As to the severity of the latter I wasn’t able to get my hands on how many resulted in men that were Functionally Dead. With more and more union busting and people like Don Blankenship the owner of Massey Energy the company that oversaw the Upper Big Branch mine in West Virginia making no bones about his distaste and most likely hatred of unions fatalities will rise in my opinion. Yes mechanization and strip-mining has resulted in a decline in fatalities but there has been – in recent years – an increase in large and broadly fatal “accidents”. The Upper Big Branch was a non-union mine thanks to Mr. Blankenship’s machinations. I am not promoting across-the-board unionization but I am worried that erosion of unions where their presence is required may prove economically costly to miners and in the worst case scenario Upper Big Branch Reduxes throughout Appalachia. There may be clean ways to burn coal but it’s extraction is dirty on so many levels not least of which is the fact that it robs communities of their fathers, brothers, uncles, little league coaches, and more importantly their collective spirit. West Virginians and coal mining communities writ large consist of proud, determined, stubborn, and resourceful people. However, the Paradox of Plenty (ie, The Resource Curse) caught them off-guard with the speculative and nefarious vultures swooping in to promise riches that have yet to be delivered. We need to stop stigmatizing these communities and start infusing them with capital aimed at a more diversified economic portfolio. I have been to these communities and they are desperate to decouple themselves from Carbonaceous Robber Barons like Don Blankenship.

Enjoy the data I think the figures speak for themselves.

Average Annual Deaths and Injuries:

annualmining

Average Cumulative Deaths and Injuries:

cumulativemining

Geoengineering Delays the Inevitable

The following is from last week’s Economist:

Geoengineering is an umbrella term for large-scale actions intended to combat the climate-changing effects of greenhouse-gas emissions without actually curbing those emissions. Like genetic engineering was in the 1970s, the very idea of geoengineering is controversial. Most of those who fear climate change would prefer to stop it by reducing greenhouse-gas emissions. Geoengineers argue that this may prove insufficient and that ways of tinkering directly with the atmosphere and the oceans need to be studied. Some would like to carry out preliminary experiments, and wish to do so in a clear regulatory framework so that they know what is allowed and what is not.”

What Geoengineering really is is an ingenious group of scientific avenues that will allow society writ large to shrug off it’s (our) responsibilities and hand the myriad of them to future generations. I absolutely believe in some of the techniques/concepts that fall under the Geoengineering umbrella BUT only if society is willing to embrace significant across-the-board electrical, consumption, and natural resource stewardship austerity measures. Otherwise Geoengineering allows us to circumvent a much deserved bout of self-flagellation. When the facts change we must change our mind. Aside from an unfortunate obfuscation of the data at the University of East Anglia the facts have changed for the worse ergo – Geoengineering aside – it is time for us to change our minds and embrace a Blended Climate Change Amelioration Portfolio (BCCAP). This will include anathema (i.e. Nuclear, Geoengineering, Genetic Engineering) to some environmentalists – including myself – but in return it must include the aforementioned flagellation and a bullish embrace of wind, CH4 digestion, ecosystem appreciation vis a vis development or agribusiness, and biofuels that embrace the role of plant-root carbon sequestration.

Chart of the Day

How bout this eye-catcher from the Environmental Law Institute.

It shows US Energy Subsidies, with $2.3 Billion to Carbon Capture and Storage, $12.2 Billion to Traditional Renewables, $16.8 to Corn Ethanol, and $70.2 Billion to Traditional Fossil Fuels (energy_subsidies_black_not_green1). I wonder how these numbers will change with the recent hydraulic fracturing love affair and the Marcellus/Bakken Shale formations in the Northeast and Upper Midwest Respectively.  Another example of a 5:1 Ratio here in the US (Okay 5.75:1 you get the point!).

The prevalence of the 5:1 Ratio here in the US is quite worrisome given where we see it (i.e. See previous posts).

Update On Iraq Geography

Just another great map from The Economist. Refer back to the map in a previous post regarding The Trigger Line as it is called in Iraq. Here it is essentially the line separating the Two Shades of Iraq.

iraq_nw_ii

Chart of the Day

How bout them apples!

I love it when 1+1 = 3

cleanwaterThis figure comes from the truly noble work of Charles Duhigg at The Times. He has been grinding away at the data and the latest piece in this series “Rulings Restrict Clean Water Act, Foiling E.P.A.” along with the articles in the series. I wonder what the math will add up to given the recent Citizens United Supreme Court ruling. This whole mess centers on the use or deletion of the word ‘navigable’ when referring to those bodies of water that are or are not under the EPA’s purview. Anyway what we are seeing here is a full-frontal assault on all laws pertaining to common decency with respect to “natural resources”. When the rivers turn red we will have no one to blame but ourselves, because the solutions are out there and the data is sound, but the will is quiescent.

Thank you Senator Cantwell!

That is what California should do in putting forth their latest effort to curb their CO2 footprint (http://www.nytimes.com/2010/01/13/science/earth/13emissions.html?ref=todayspaper).

I commend California for taking an important and bold step to curb their CO2 footprint. However, it is worth noting their proposal is a duplicate of Washington Senator Maria Cantwell’s CLEAR Act (The Carbon Limits and Energy for America’s renewal). CLEAR would bill would cut national GHG emissions 20% and 83% below 2005 levels by 2020 and 2050, respectively. Seventy-five percent of refunds would be returned to the taxpayer and 25% to green energy technologies and infrastructure. The refunds would amount to $1,100 annually for a family of four according to Senator Cantwell’s calculations. We could make more money off emissions if we assumed a higher range, which Senator Cantwell’s office set at $7-21 per ton of C02 in 2012, with annual floor and ceiling increases of 5.5 an 6.5%, respectively. This seems like an idea that even those that don’t believe in climate change could support given the non-trivial contribution to their bottomline and those of us on the left will accept is an acceptable, albeit not ideal, first iteration.

What’s Worth Losing for Mr. President?

Given the recent announcement by President Obama that he will be upping the ante by 30,000 troops in Afghanistan I was left to ponder for what seemed to me a logical question: Mr. President what in your portfolio of beliefs and objectives is worth losing an election for? Do you not have any ideologies that you feel so passionate about that you are willing to sacrifice all or most of your political capital to steward such beliefs across the finish line? I voted for you sir and I am not sure at this point whether you have any convictions you feel so strongly about that you would put your political neck on the line for. That is quite disheartening to me because when I saw you speak on the steps of the Ira Allen Chapel here in Burlington, Vermont in March of 2006 I was convinced that you were a man with a spine, conscience, and an intellect unsurpassed in modern day politics. I still believe that the latter is true but as for your spine and to a lesser degree your conscience I am left wondering what you stand for and what you will fight for to the very end, whether it means political suicide or not.

Show us some fight sir! Show us that the issues you campaigned on are part of your very fiber and not simply the populist rhetoric you knew would get the vote of people like myself. It is beginning to feel like you are ashamed that the left supported you and your “progressive” agenda. That is not the man I saw speak in 2006. That is not the man I promptly told my friend Dennis Ailor would win the presidency in 2008. And that is most assuredly not the man I thought was capable of thinking through some of the most complex issues ever to face an incoming president. Sure you were handed a mess but are you going to continue to compare your administration to the one that preceded you? I would caution against such comparisons given that the bar could not have been set any lower.

Sir you know that the right would gladly fall on their sword for issues like abortion, the sanctity of marriage, gun rights, and the military industrial complex. That is a given and that for better or worse is one thing I respect about the neoclassical and neoconservative movement. When they give speeches in Portland or Corpus Christi you know what you’re gonna get and they make absolutely no apologies for their beliefs. It is time you get a little neocon in you Mr. Obama and by that I mean pick an issue any issue, whether it be health care, climate change, FISA, bank reform, or torture and go to the wall for it. Own the issue sir. Take back any one of these issues from those in your party that are self-hating Democrats. Just like Iraq and Katrina will define George W Bush (and no one else!!) one of these issues will define you and it would be a shame if you let the spineless wing of your party co-opt your presidency.

I and many like me – and I would hasten to guess those on the right – are anxiously or should I say nervously waiting and wondering if you will ever stand up and be accounted for with respect to some of the aforementioned issues. I would suggest firing Geithner, Summers, et al as a start. The left rightly sees them as an extension of the Greenspan-Rubin virus that has infected the nation’s financial services regulations for far too long now and the right won’t support them because….well who cares they just won’t because you do and that is reason enough for them.

Apologizing for our hegemonic history and bowing to Emperor Akihito shows that you are sensitive to our fragile status as a global power and more importantly the proper way in which you interact with others when on their turf. However, tacitly apologizing for being liberal or in any way concerned with the appalling trend in wealth, health, and education distribution in this country makes those of us on the left wonder if we were sold a bill of goods and those on the right question your leadership capabilities, both from a foreign and domestic perspective.

You may be wondering at this point why we don’t have your back on some of these crucial issues? Well all is not lost and believe me if we see fight emanating from 1600 Pennsylvania Avenue we will most assuredly get in the ring with you but until then you’ll have to rely on the likes of the Blue Dog Democrats. BTW how’s that working out so far?

Peak GDP

It seems that we may be hitting the point the Romans and many others inevitably approached and violently surpasses. It is the point at which our cumulative GDP growth has flattened out while population growth continues to grow albeit at a mild rate.

To the right you see a graph of the ratio of Cumulative Annual US GDP to Population Growth from 1930 to 2008.

gdp-to-population3

This ratio did not become positive until 1940 on the eve of WW II and spiked at the war’s conclusion in 1944-45. At this point this ratio began a steady decline to a low of 4.52 in 1963. While it experienced a bump between the 60s and late 90s it has remained relatively flat between 1950 and 2008 deviating very little from it’s ~60 yr average of 5.43.

Another way of looking at this “Economic Ceiling” is from an agricultural perspective. I have plotted the Yield to Nitrogen (N) Applied ratio for Corn here in the US from 1943-2007. On the Primary Y- and X-Axis the relationship for the raw data is shown, while the Secondary Y- and X-Axis depicts the relationship on a log scale. We see two things here: 1) the shape of the relationship is dependent on how the data is presented and 2) the raw data demonstrates quite conclusively that we have reached a similar asymptote to that described above for our economy relative to population growth. This is a disturbing trend given our over reliance on corn here in the US. GMOs and fertilizer technology will only be able to do so much in fighting this apparent biological inertia. The rest of the quagmire will require a new paradigm if it is to be fixed. That should include a gradual transition to a more diverse produce and dry goods food economy in keeping the the proselytizing of Michael Pollan. However, alot of this will involve tough medicine, which should start with decreasing national obesity from it’s current rate of 33% to 15% or what it was in 1980. This may sound quixotic but really it is a necessity and weening ourselves off our addiction to High Fructose Corn Syrup would probably put a 5-7% dent in our national obesity on it’s own.

corn-vs-nitrogen

It is high time we start to seriously discuss the idea that Eugene Fama’s “Efficient Market Hypothesis”, Adam Smith’s “Invisible Hand”, and Milton Friedman’s “Shock Doctrine” are a thing of the past designed solely to benefit the top 0.1-0.5% of the G20, G8, or OECD. We must turn our attention to what I will call an Asymptotic Economic Hypothesis or the Steady State Economy (http://www.steadystate.org/) acknowledging the ubiquitous influence of Keynes’s “Animal Spirits” and the fact that nothing grows forever.

economic-growthIt would be absolutely acceptable if we didn’t shift towards an economy with strict ceiling and floor constraints BUT if we do our children will be very mad at us!