Claim: 'Post Glacial Rebound is a Myth'

English: Modeled post-glacial rebound based on...
English: Modeled post-glacial rebound based on data from the GRACE (Gravity Recovery and Climate Experiment) satellites. These models are used to remove the post-glacial rebound signal from the GRACE data. They are given in a change in mass over change in time, in millimeters of water-density-equivalent (1000 kg/m^3) per year. (Photo credit: Wikipedia)

NOTE: (I had this at the bottom of the post some people missed it so I moved it up to the top) I’m not convinced that this idea has any merit whatsoever, as I see more conventional reasons (like silting) for land recovery such as at Rome’s original harbor and in New York, but thought it was worth posting for the discussion that would ensue. Even bad science deserves to be discussed/disproven. See also a note below.  – Anthony

Isostacy is a major Geological error.

Guest essay by Richard Guy

The Governments of the United States and Canada are concerned about the ebbing water levels in the Great Lakes. For years the water levels in the great lakes and other lakes have been declining without any signs of ever returning to previous levels. The best news is that there is no hope that the water levels will ever return. The bad news is that we have our heads stuck in the sand dunes which have been created on the shores of the great lakes as they recede.

What we have also failed to notice is that the process is speeding up faster than our ability to grasp the reality. The fact is that this process of ebbing lake and water levels has been going on since pre history but we are just becoming aware of it as more and more shoreline inhabitants observe the phenomenon. 

Another major deterrent to our overall realization is that our  thought processes are hampered, among other things, by the media hype of rising sea levels and Post Glacial Rebound. Post Glacial Rebound is a geological error which has been foisted on us for a long time. It is time that we outlaw this false concept of Glacial Rebound and release a new era of exiting discoveries which have remained hidden by this mistaken premise.

Isostatic Rebound was introduced into Geological theology over one hundred years ago and it has lead us astray. This theory of Iostacy was based on an original error in deduction. The error in deduction was that the land rose from the sea. This original error was compounded when the theory of Post Glacial Rebound was built on it. This led us even further away from the truth.

We will never solve the disappearing water problem until we face the reality that we have been mislead by Iostacy.  We have to face this reality because this reality is now facing us: we are losing water all over the planet while we continue to harp on rising seas levels.

Once we abandon Isostatic Rebound we will see the reality of receding seas. This path will also lead us to other interesting discoveries such as why the seas recede.?  Once we accept that seas are receding that acceptance will automatically eliminate Post Glacial Rebound. There is no time to waste because our survival depends on this acceptance.

What is really occurring is that the sea levels have been falling from pre historic times. Rivers have been draining the land and the lakes since pre-historic times. As Sea levels fall lower and lower the draining process moves faster and faster and we lose our wetlands as more and more land is left behind by the receding seas. Sand dunes now line the shores of the great lakes where people used to swim and boats used to be moored. Many marinas have been deserted leaving boats stranded on sand bars.  This is also a cause of the amount of arid land which is increasing worldwide.

Greatlakes_water_level

Graph from: http://www.glerl.noaa.gov/data/now/wlevels/dbd/

So it is wise at this stage to give the lie to rising sea levels and accept receding sea levels. This will not stop the water loss but it will make us understand what we have to do in order to preserve what little water we do have left.

New York is learning about receding seas because the marshes in Jamaica Bay are disappearing and drying up. New Jersey is dealing with the receding sea by selling off the new land left by the sea to Donald Trump and Playboy Hotels and Casinos. Donald Trump built his Taj Mahal Casino on these lands left by the receding sea.

Now that The State of New Jersey has discovered the land bonanza they are gaining as the sea recedes they have been looking over old survey maps to find out where the sea was back in 1776. They are proposing to claim retroactive taxes from landowners who have occupied these lands back to those historical times. They estimate that they have accumulated 830000 acres of land from the sea since 1776.  The State of New York can make a similar claim as it includes long Island the Sounds and Brooklyn Shorelines. An exhibition by the New York Library in 2010 showed the mapping of the New York shoreline over three hundred years. The entire New York coastline has gained a quarter mile of land over that period.

So when we see the water levels falling in the Great lakes that is only the tip of the iceberg. Those levels have been falling for a very long time and will continue to do so. If we want to get  a picture of what our earth will eventually look like just look at the face of the Planet Mars.

The first order of business is to get rid of the Isostatic Rebound theory and accept that our seas are receding as our planet expands. The sea is not rising. We will then see why our lakes are going dry. We will also understand that the only thing we can do about it is to keep dredging our waterways harbours and lakes to keep things moving.  That was all three Emperors of Rome could do to keep the Harbour at Ostia open: they were finally defeated. It took Nero, Trajan and Articus one hundred years of dredging before they gave up the fight against the receding sea. Today Ostia is three miles from the sea and twenty feet above sea level.

The Port Authority in New York is having to blast bedrock, for the first time, to keep the harbour channels open. The sea keeps getting shallower and the seagoing vessels keep getting larger. Ships keep demanding deeper depths.

Our Planet Earth is dynamic. It is a masterful creation not unlike other planets in the Cosmos.  The earth does not reveal her secrets readily and her secrets are often presented to us as a mirror image of what is really happening. So when we observe that land is rising it may just be a mirror image: our seas are receding.

###

Richard Guy is a Structural Engineer. P.Eng, Mse, West London University. He has worked in several countries worldwide. He has written three books on Receding Seas and allied Phenomena. He lectures, writes and does radio and TV interviews. He has built Airports, Refineries, Highways on lands left behind by the receding sea

See: The Mysterious Receding Seas on Amazon

===============================================================

UPDATE: for those who never read past the first few paragraphs to see my caveat, I’ve now moved it up top for better visibility.

Some people asked why I should publish “rubbish science” like this. The reason is the same that I often publish some “rubbish science”from climatology; it deserves ridicule for the ridiculous premise of the idea.

At some point, when the next ice age kicks in, we will start to see the seas recede. We are nowhere close to that.

File:Post-Glacial Sea Level.png

The new land that Mr. Guy sees is from silting deposition. For example the delta of the Mississippi river continues to grow each year for that reason.

Plus, with GPS enabled altimetry systems, we can now actually measure isotasy changes. – Anthony

 

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August 31, 2013 1:15 pm

Geeze, my guest post submission must have been really, really, really bad 🙂

August 31, 2013 1:21 pm

I’m sorry but this is the first article on WUWT that I have flat-out disagreed with on first reading.

August 31, 2013 1:21 pm

“Note: I’m not convinced that this idea has any merit, as I see more conventional reasons ”
That and I thought Lake Michigan was dropping was because we are sucking more water out than what’s being put back in.
Interesting discussion though.

milodonharlani
August 31, 2013 1:21 pm

CodeTech says:
August 31, 2013 at 1:00 pm
Rep. Johnson needn’t be concerned about Britain’s tipping over as he apparently genuinely worried in the case of Marines capsizing Guam. The ice is liable to return to the north before that can happen, restoring balance. Or maybe he couldn’t care less about Britain, unless it made a tsunami when it upended.

Steve
August 31, 2013 1:25 pm

What, pray tell, is the proposed mechanism for the Earth to expand?
Here we have an article with few observations, no scientific research, and no proposed mechanisms. How on Earth did it get published?

cynical_scientist
August 31, 2013 1:29 pm

This article is … bizarre is probably the best word for it. The continents float on the magma below. Load them as Greenland is now loaded and they sink down. How else do you think that river valley they have just found buried under the Greenland ice ended up below sea level. Unload the continents and they float up. Despite your repeated assertions that this idea is false you have neglected to explain what is wrong with it, ignored all the evidence that supports it, supplied no real evidence to refute it, and have given us no viable alternative. As a skeptic I need a much better argument than that to persuade me of anything. If repeated assertion worked for me as a persuasive method I’d be an ardent CAGW supporter by now.

cd
August 31, 2013 1:32 pm

I had to check my calender to make sure it wasn’t the 1st of April.
Isostacy is a major Geological error.
Did he mean that:
Isostacy is a major spelling error.
Isostasy is basically akin to buoyancy on a global scale, it is well established and makes accurate predictions that can be tested by examining changes in gravitational anomalies and the stratigraphic record.

Doug Huffman
August 31, 2013 1:33 pm

Xlibris is a self-publishing, print on demand service. The word that I recognize is isostacy.

August 31, 2013 1:34 pm

My husband and I watched a series on the Discovery Channel last year called “Drain the Great Lakes” and this documentary went into great detail about how the lakes were dry as recently as 4,000 to 7,000 years ago. Using sonar imaging, they found the remains of several settlements on the floor bed of Lake Huron up around Tobermory (I think it was) and land bridges connecting Ontario to Michigan. So I’m a bit confused by this article stating that if the lakes go down, they won’t be coming back up again.

Alberta Slim
August 31, 2013 1:35 pm

Richard;
Isostacy not iostacy. Good grief…. not only is your theory “iffy” you can’t spell.

cd
August 31, 2013 1:36 pm

This taking the proverbial right? Please tell us this is a spoof.

August 31, 2013 1:37 pm

Why post this absolute junk science, Anthony? You must have geophysicists in your network?
REPLY: Note the caveat at the end, the best way to sort out bad science is to do it in the open. I thought it was worth discussing to show the gaping holes in the idea. – Anthony

August 31, 2013 1:40 pm

At first I thought:
“Two beers or not two beers, that’s no question.” Hamlet
Then I went to the fridge for two beers……

albertalad
August 31, 2013 1:41 pm

Perhaps you might want to check glacier rebound earthquakes in Quebec region a few years ago. That was not imagination.

Caleb
August 31, 2013 1:41 pm

I am pretty sure this is tongue-in-cheek, especially as the guy is an engineer.
When I lived in northern Scotland it was pretty clear the land had risen, as you could see all the geological signs of a wave cut beach, only it was forty feet above the highest tide. However in the Gulf of New Mexico it is plain the seas have risen, as there are cypress stumps under fifty feet of ocean.
http://sunriseswansong.wordpress.com/2013/07/13/12000-year-old-cypress-stumps-found-off-alabama-coast/
My personal view is that the seas have risen 300-400 feet since the last ice age, however in some places that were oppressed by the weight of ice, the land has risen faster than the seas have.
One totally cool study by a Scandinavian geologist proposed that as a glacier moves down a valley, it actually reduces the total weight of that land, (Rock plus ice,) because it is constantly scouring away rock to sand and even a powder as fine as flour, which can be washed miles out to sea. Then, because the land is lighter, it rises, even as the glacier scours downwards, which means that even as the glacier digs down the sides of the valley are rising up, until you get the awesome landscapes of fjords, with their unbelievably steep sides.

Casper
August 31, 2013 1:42 pm

A myth?
Welcome to the Baltic Sea basin. In 2004 we had (in North Poland) a 5.3 Magnitude (Richter Scale) earthquake in non-seismic zone, with epicenter near Sambia Peninsula (Russia).
http://pl.wikipedia.org/wiki/Trz%C4%99sienia_ziemi_na_ziemiach_polskich

tty
August 31, 2013 1:43 pm

In central Sweden the coastline of 10000 years ago is now about 1000 feet above sea-level and the sea is still receding about 3 feet per century. I wonder if Richard Guy would care to explain where all that water went according to his theory, and why we have apparently been losing a lot more than anyone else. The ocean must be getting pretty uneven by now….

Berényi Péter
August 31, 2013 1:43 pm

utter rubbish

August 31, 2013 1:44 pm

The first order of business is to get rid of the Isostatic Rebound theory and accept that our seas are receding as our planet expands.</blockquote.
Twaddle.
Why would the planet be expanding, anyway?
I mean, there are lots of observations that support Isostatic Rebound but.. why doubt it?
Surely, as the Earth's core cools and the day lengthens we should expect the Earth to shrink.
Are we expecting all the water to escape to space? He should say that as, at least that is worthy of consideration.
But he doesn't.
This is the worst article I've read here since "CO2 will condense out of the atmosphere in the Polar Night".
And “Iostacy” is not a word.

Adam Gallon
August 31, 2013 1:44 pm

Hmm, April Fools’ Day has come a little early!

August 31, 2013 1:44 pm

Sorry for poor formatting.
I was peeved.

tty
August 31, 2013 1:47 pm

Alberta Slim says:
August 31, 2013 at 1:35 pm
Richard;
Isostacy not iostacy. Good grief…. not only is your theory “iffy” you can’t spell.
Isostasy, not isostacy. The word comes ffrom greek “isos” equal and “stasis” standstill

Caleb
August 31, 2013 1:49 pm

I actually found what I was looking for, which is a rare event in my current state of chronic disorganization. In any case, here is a link to to the cool geological study on how glaciers make land rise even before the glaciers melt: http://folk.uio.no/yuripo/papers/medvedev_geology_2008.pdf

RiHo08
August 31, 2013 1:52 pm

Let me speak in support of Richard Guy’s argument that both the Great Lakes and the Seas are receding.
At the tip of the Bruce Peninsula, the land that separates Lake Huron (one of the five Great Lakes) from the Georgian Bay is Five Fathom Park, a cluster of Islands including Flower Pot Island. Walking Flower Pot Island, one comes to a number of wave action formed caves, more than 75 feet above the water level. These wave eroded caves are mimicked at various levels down to water level if one circumnavigates Flower Pot Island. A little Southward on the Bruce Peninsula at Cyprus Lake Provincial Park one can climb down from the dolomite cap into the water and swim at depths in the “Grotto”, a water level wave action formed cave.
Indeed, there are many wave action formed caves along the Georgian Bay side of this section of the Niagara Escarpment. The Niagara Escarpment itself was formed by differential erosion as best observed by Niagara Falls itself. The Great Lakes were much higher than at present. Indeed, the fossil record shows that the present land masses was part of a shallow and warm sea bed.
We needn’t harken back to prehistoric times to observe the retreat of the seas. On a journey to Turkey, in search for the legendary city of Troy made famous by Homer in the Iliad, Troy can be found and its remains are 3 miles from the coast. The City of Troy at one time stood on the shores of the Aegean exacting tribute from passing merchants. 3 miles the sea has retreated in the last 4,500 years.
The two observations are supportive of the claim of sea levels retreating.
As for the claim of the earth expanding? I have heard no such arguments. Seas water locked up in polar and Greenland ice caps? at least in part true but understandable in the light of a cooling earth. Warmer times and higher sea levels? maybe. Why there would be a retreating sea in the face of a warming world doesn’t seem to make sense unless water is being lost to space and water is not being made to make up for the loss.
Speculation.

David Riser
August 31, 2013 1:55 pm

Well this article is pretty easy to disprove. If you step over to NOAA and look at the lake levels over the last 150 years there really isn’t a significant downward trend; or just look at the graph he posted, take a close look at the scale and you will realize his evidence is not what he thinks it is. I have spent a significant amount of time on the lakes and don’t ever remember seeing any abandoned marina’s or sand dunes, except in a few unique spots. Of course maybe he spent the night here: http://www.michigan.org/hot-spots/silver-lake-sand-dunes/ which is a pretty cool place but I am pretty sure its not representative of the entire great lakes shore line.

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