A reset event seems a necessity at the rate we are trashing the Earth!
Scripture has something to say about it as well. This might be of
interest: Smoke
from the Sky

On Wed, Feb 7, 2018 at 11:53 AM, Lawrence Crowell <
goldenfieldquaterni...@gmail.com> wrote:

> IGUS = Information Gathering and Utilizing System.
> The future course of humanity is probably guided by maximum entropy
> principle. This is that systems will proceed to maximum entropy in minimal
> time. This is not that controversial for closed systems. Open systems tend
> to avoid this by being open to energy sources and by having a reservoir to
> dump waste heat or entropy. Life is of this nature, where every species
> exists in a network with other species that provide negative feed backs
> which prevent them from consuming everything, taking all possible energy
> and resource stocks and eventually leaving a wreck behind. However, we
> humans have large brains that permit us to eliminate negative feed backs
> and to increase positive feedbacks. This probably started with Homo erectus
> that learned to use fire and to chip stones into tools. They took
> themselves off the menu and put more living things on their menu. In doing
> this we are consuming the biological energy and biomass stocks at a faster
> rate than they can be replenished. The system is starting to approximate a
> closed thermodynamics system.
> With regards to the environment it is most likely the case we will not
> stop what we are doing. We will most likely try to control and engineer our
> way out of these troubles while continuing to play the same game. We are on
> a maximum entropy trajectory. This most likely means that within a
> comparatively short time we will consume everything and convert it all into
> trash or should we say entropy. This is in effect what is reflected in our
> economy. The rate that we double the rate of deforestation is about 75
> years. It is also estimated that there are 3 trillion trees, but that
> before humans there were 6 trillion. It is not hard to see that at this
> rate we will trash out all forests by the end of this century. I would
> image at and beyond this time the planet will be completely trashed; as the
> Grateful Dead put it, "We will leave this place an empty stone." We will
> try to engineer our way through things until we reach some fundamental
> limits on the level of complexity we can manage. Once we reach our failure
> point there is a heart warming movie *Soylent Green* that outlines a
> possible scenario. We might also throw thousands of nuclear bombs into the
> picture as well.
> I have great suspicions about these futurist ideas about colonizing space
> or that we will become conscious entities in computers and so forth. I
> think it is possible that cyber-brain interlinks will become common, but I
> frankly see this as more of what advanced technology is doing now; these
> are methods of escaping problems and reality than they are about solving
> things. The idea of matryoshka machines as planet sized or Dyson sphere
> powered hypercomputers and other things I tend to regard as pure science
> fiction. The same holds for Kardashev ideas about extremely advanced IGUS
> or civilizations. I would also say that a part of this suspicion is that
> through my lifetime there have been these problems mounting in the world,
> and from my estimation we really have not solved a damned thing. From the
> problems of environment to drug addiction the most we do is to mitigate
> things, but in general these problems persist. In addition as time goes on
> additional big problems emerge that again we will at best ameliorate and
> manage, but not really solve. Global warming is probably just the beginning
> of a host of more global environmental problems that face us with the
> prospect of rendering this planet incapable of supporting us 7.5 billion
> ground apes rampaging out of control.
> Complexity is related to entropy. Kolmogoroff entropy is the summation S =
> -sum p_i log(p_i) and this complexity. A simple example is N states with
> p_i = 1/N. It is not hard to calculate that the entropy is S = log(N). The
> Earth is 6x10^{24}kg and the sun 2x10^{30}kg. So by certain measure the sun
> is actually more complex. How one partitions things into macrostates is
> actually a rather subjective choice of ordering.
> LC
> On Wednesday, February 7, 2018 at 10:13:42 AM UTC-6, John Clark wrote:
>> On Tue, Feb 6, 2018 at 4:04 PM, Lawrence Crowell <
>> goldenfield...@gmail.com> wrote:
>>> ​*> *
>>> *He​ [Freeman Dyson]​ did brilliant work on QED and other physics. The
>>> Dyson sphere is not one of his brilliant ideas. He has also been on the
>>> climate denial side, and continues to be as far as I know.*
>> ​
>> Dyson doesn't say the climate is not changing nor does he say humans have
>> nothing to do with it, and he doesn't even deny that change could be
>> ​a ​
>> bad thing, what he does say is that on a list of important world problems
>> climate change is nowhere near the top. And I think he's right about that.
>> After all its not as if this is anything new,
>> ​ ​
>> the climate has
>> ​ ​
>> always
>> ​ ​
>> been changing. Other than a few very brief ice ages during the last few
>> million years the temperature has always been warmer than now and
>> occasionally
>> ​ ​
>> much
>> ​ ​
>> warmer; at least that's the way things have been during the last 600
>> million years. And by the way, right now the sea is rising at the rate of
>> about one inch every 10 years, that would make for a rather dull Hollywood
>> style disaster movie
>> ​.​
>> ​> *​*
>>> *Any IGUS that might engage in this sort of thing would be doing it for
>>> the long haul, as in millions of years. Such a giant project would be meant
>>> to be around for a long time.*
>> ​I don't know what IGUS means.​
>>> ​> ​
>>> *If so the decoupling of the sphere from the star is problematic, for
>>> even small gravitational perturbations from other stars will cause the star
>>> to deviate from the center.*
>> ​Then slightly perturb the sphere in the opposite direction to get it
>> back to the proper position.​
>> *​> ​This would be a large management problem.*
>> ​A trivial problem for a Jupiter Brain.​
>>> ​> ​
>>> *Any hyper-advanced IGUS will most likely not generate energy this way,*
>> ​From the context I assume IGUS means ET, if so then I don't see why ET
>> wouldn't make a Dyson sphere if he wanted to have a huge source of power
>> that would last for billions of years.​
>> ​>
>>> *It would be far smaller and compact to generate energy by converting
>>> matter directly to energy via quantum gravitation or black hole
>>> physics.Such being could use their stellar system material to convert
>>> around a million tons per second into energy to generate as much energy as
>>> a star like the sun. So large Dyson sphere needed.*
>> ​Maybe, but that would require new physics and I was being conservative.
>> A Dyson Sphere requires no new science it just needs better engineering.
>> And even if what you suggest is possible and ET prefers to generate energy
>> in some very exotic way we don't now understand we should still be able to
>> detect the waste heat in the form of infrared or microwaves because even a
>> Jupiter Brain can't get around the second law of thermodynamics. But we see
>> no sign of such waste heat, and so I conclude that there is no ET, or at
>> least there is no ET that isn't as dull as dishwater.     ​
>>> ​> *​*
>>> *there is no real implication or possible role we have in the universe, *
>> ​Assuming we are the first and something isn't about to destroy us then
>> you've got​
>> ​that backwards. The universe won't be assigning us a role we'll be
>> assigning a ​role to the universe. A cloud of hydrogen gas a billion light
>> years away can't give meaning to you but you can give meaning to it. You
>> are in the meaning conferring business not hydrogen gas.
>> ​> ​
>>> *with global warming I suspect that rather than actually doing something
>>> to adjust ourselves we will instead engage in planetary climate/weather
>>> control.*
>> I certainly hope we start talking about
>> ​ ​
>> planetary climate/weather control
>> ​ ​
>> because the the cures environmentalists propose are far worse than the
>> disease, they forget that
>> ​ ​
>> humans are large
>> ​ ​
>> mammals
>> ​ ​
>> and
>> ​ ​
>> 7.5 billion
>> ​ ​
>> of them
>> ​ ​
>> need to be fed,
>> ​ ​
>> and you can't do that on moonbeams and wishful thinking.  Nathan
>> Myhrvold, the former chief technical officer at Microsoft
>> ​,​
>> has an idea
>> ​ ​
>> that
>> ​ ​
>> might
>> ​ ​
>> actually work
>> ​ ​
>> he wants to build an artificial volcano.
>> Mt. Pinatubo in 1991 became the best studied large volcanic eruption in
>> history, it put more sulfur dioxide into the stratosphere than any volcano
>> since Krakatoa in 1883. There is no longer any dispute that stratospheric
>> sulfur dioxide leads to more diffuse sunlight, a decrease in the ozone
>> layer, and a general cooling of the planet. What was astonishing was how
>> little stratospheric sulfur dioxide was needed. If you injected it in the
>> arctic where it would be about 4 times more effective, about 100,000 tons a
>> year would reverse global warming in the northern hemisphere. That works
>> out to 34 gallons per minute, a bit more than what a standard garden hose
>> could deliver but much less than a fire hose. We already spew out over
>> 200,000,000 tons of sulfur dioxide into the atmosphere each year, but all
>> of that is in the lower troposphere where it has little or no cooling
>> effect, the additional 100,000 tons is a drop in the bucket if you're
>> looking at the tonnage, but it's in the stratosphere where its vastly more
>> effective.
>> Myhrvold wasn't suggesting anything as ambitious as a space elevator,
>> just a light hose about 2 inches in diameter going up about 18 miles. In
>> one design he burns sulfur to make sulfur dioxide, he then liquefies it and
>> injects it into the stratosphere with a hose supported every 500 to 1000
>> feet with helium balloons. Myhrvold thinks this design would cost about
>> 150 million dollars to build and about 100 million a year to operate. In
>> another design that would probably be even cheaper he just slips a sleeve
>> over the smokestack of any existing small to midsize coal power plant in
>> the higher latitudes and uses the hot exhaust to fill hot air balloons to
>> support the hose.
>> If Myhrvold's cost estimate is correct (and I admit most cost estimates
>> are not) that means it would take 50 million dollars less to cure global
>> warming
>> ​
>>  than
>> ​what​
>> Al Gore
>> ​ used​
>>  just
>> ​to ​
>> advertise the evils of climate change. But even if Myhrvold's estimate
>> is ten times or a hundred times or a thousand times too low it hardly
>> matters, it's still chump change. In a report to the British government
>> economist Nicholas Stern said that to reduce carbon emissions enough to
>> stabilize global warming by the end of this century we would need to spend
>> 1.5% of global GDP each year, that works out to 1.2
>> ​Trillion
>>  (
>> ​that's ​
>> trillion with a
>> ​T​
>> ) dollars *EACH YEAR*!
>> One great thing about Myhrvold's idea is that you're not doing anything
>> irreparable, if for whatever reason you want to stop you just turn a valve
>> on a hose and in about a year all the sulfur dioxide you injected will
>> settle out of the atmosphere. And Myhrvold
>> ​ ​
>> isn't the only fan of this idea, Paul Crutzen won a Nobel prize for his
>> work on ozone depletion, in 2006 he said efforts to solve the problem by
>> reducing greenhouse gases were doomed to be “grossly unsuccessful” and that
>> an injection of sulfur in the stratosphere “is the only option available to
>> rapidly reduce temperature rises and counteract other climatic effects”.
>> Crutzen acknowledged that it would reduce the ozone layer but the change
>> would be small and the benefit would be much greater than the harm.
>> ​>* ​*
>>> *The complexities of this, both technical and political, are formidable.
>>> Never mind the many orders of magnitude greater complexity in managing
>>> something like a Dyson sphere.*
>> ​Big is not the same as complex, the Earth is far more complex than the
>> sun and the
>> gravitational ​
>> ​dynamics of a Dyson sphere would be far simpler than the weather. ​
>> John K Clark
>> --
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