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Grreta Thunberg's Speech to World Leaders at UN

bcglorf says...

@newtboy,
"Actually, I'm selling their audience short. When real scientists present the real data dispassionately, I think the average person gets quickly confused and tunes out."

I'd argue bored maybe more often than confused. Although if we want to say that most of the problems society faces have their root causes in human nature, I think we can agree.

"I had read the published summaries of the recent U.N. report saying we had 12 years to be carbon neutral to stay below 1.5degree rise, they were far from clear that this was only a 50% chance of achieving that minimal temperature rise"

Here is where I see healthy skepticism distinguishing itself from covering eyes, ears and yelling not listening.

Our understanding of the global climate system is NOT sufficient to make that kind of high confidence claim about specific future outcomes. As you read past the head line and into the supporting papers you find that is the truth underneath. The final summary line you are citing sits atop multiple layers of assumptions and unspecified uncertainties that culminate in a very ephemeral 50% likelyhood disclaimer. It is stating that if all of the cumulative errors and unknowns all more or less don't matter. then we have models that suggest this liklyhood of an outcome...

This however sits atop the following challenges that scientists from different fields and specialities are focusing on improving.
1.Direct measurements of the global energy imbalance and corroboration with Ocean heat content. Currently, the uncertainties in our direct measurements are greater than the actual energy imbalance caused by the CO2 we've emitted. The CERES team measuring this has this plain as day in all their results.
2.Climate models can't get global energy to balance because the unknown or poorly modeled processes in them have a greater impact on the energy imbalance than human CO2. We literally hand tune the poorly known factors to just balance out the energy correctly, regardless of whether that models the given process better or not because the greater run of the model is worthless without a decent energy imbalance. This sits atop the unknowns regarding the actual measured imbalance to hope to simulate. 100% of the modelling teams that discuss their tuning processes again all agree on this.
3. Meta-analysis like you cited usually sit atop both the above, and attempt to rely on the models to get a given 2100 temperature profile, and then make their predictions off of that.

The theme here, is cumulative error and an underlying assumption of 'all other things being equal' for all the cumulative unknowns and errors. You can NOT just come in from all of that, present the absolute worst possible case scenario you can squeeze into and then declare that as the gold standard scientific results which must dictate policy...

Edit:that's very nearly the definition of cherry picking the results you want.

Grreta Thunberg's Speech to World Leaders at UN

bcglorf says...

@newtboy,

"Ok, but don't discount the factual arguments because they are presented with passion. Ignore the emotion and focus on verifying or debunking the facts presented. Because someone on Fox presents their denial argument flatly and dispassionately doesn't make it more correct."

Obviously agreed, exactly what I was saying.

"if the facts are presented clearly and in totality, which she does better than most if not all professional scientific lecturers....sadly"

I think here you are selling scientific lecturers short, or at the least including folks I wouldn't consider scientific at all in the group.

When I think scientific lecturer, I think an actual scientific researcher giving a lecture related to their field of expertise. That even excludes scientific researchers giving lectures outside their field of expertise. I've seen how badly interdisciplinary study types can misjudge their own knowledge of a field. In the hard sciences they can get rooted out faster, but in softer sciences and humanities it's easier for them to keep finding a niche that hides their ignorance.

If you get the CERES team to give a talk on the global energy budget, they will give a lecture a thousand times more complete and accurate, than you, I or Greta ever could. They will confirm the planet is taking in more energy than is leaving. They will confirm their data is corroborated between satellite and ocean heat content measurements. They can say with authority how much energy is being gained, and can even confirm it largely corresponds to what we'd expect from the increased CO2 contributions. If you asked, they would even also admit that the uncertainties on the measured imbalance are larger than the imbalance itself.

Ask them about mating habits for European swallows and you, I or Gretta might well know better than them.

Grreta Thunberg's Speech to World Leaders at UN

bcglorf says...

I'm just saying I like being clear/careful to distinguish between emotional, moral and factual argumentation.

If the subject were instead vaccinations, you could as easily have a child pitching an anti-vax message and pleading with the world to listen to the 'facts' that they present. It might make people more willing to listen, but it should NOT change our assessment of the accuracy of the facts.

Supplanting argument from emotion, authority and various other subjective/flawed approaches is THE defining advantage of the scientific method. Blurring that line is damaging, regardless of the intentions or goals.

newtboy said:

I say it's both.
It's appeal on an emotional and moral level to get people to listen to the facts that she presents more clearly and honestly than the U.N. scientists or that other less political scientific organizations have published.

Not true. Using an emotional delivery to get people interested enough to listen to the factual science is basic psychology, and could be considered the science of selling science to humans....or applied behavioral science.

There's also what's known as psychology of science - The psychology of science is a branch of the studies of science that includes philosophy of science, history of science, and sociology of science or sociology of scientific knowledge. The psychology of science is defined most simply as the scientific study of scientific thought or behavior.

Grreta Thunberg's Speech to World Leaders at UN

bcglorf says...

And the attacks are inexcusable.

To be totally upfront though, Gretta's role is meant to be emotional as opposed to scientific or factual. She's not meant to fill the gap of proving or providing facts, but rather to appeal on emotional level to get people to listen who maybe wouldn't other wise listen.

The criticism that such an angle is apart from 'science' isn't entirely invalid in her case. Right or wrong facts, using emotion to appeal to people and change their minds is entirely a non scientific approach to argument/persuasion.

newtboy said:

Republicans have chosen to attack this teenage girl personally because they can't attack her facts....calling her a mentally ill child being exploited by the left.
*related=https://videosift.com/video/Michael-Knowles-Calls-Greta-Thunberg-Mentally-Ill
*doublepromote a passionate speech by an intelligent and knowledgeable future leader.

Morty Picks Up Stacy

Trump Threatens War with Iran on Saudi Arabia’s Behalf

Why Shell's Marketing is so Disgusting

bcglorf says...

@newtboy said:
“i should have said "all but guaranteed under all BUT the most wildly optimistic projections". Got me”

Sigh, no. All but the most extreme end of the most pessimistic projections are for under 3ft by 2100. That is the science.

Each of your earlier claims can be demonstrated to be equally contrary to actual scientific expectation. Regrettably, your content to refute the IPCC with a link to a Forbes article...

Its a waste of my time to point out the science if you aren’t willing to. I’m out.

Why Shell's Marketing is so Disgusting

bcglorf says...

@newtboy said: "a 3' rise, which is all but guaranteed by 2100 under the most optimistic current projections."

Lies.

The most recent IPCC report(AR5) has their section on sea level rise here:
https://www.ipcc.ch/site/assets/uploads/2018/02/WG1AR5_Chapter13_FINAL.pdf

In the summary for policy makers section under projections they note: " For the period 2081–2100, compared to 1986–2005, global mean sea level rise is likely (medium confidence) to be in the 5 to 95% range of projections from process based models, which give 0.26 to 0.55 m for RCP2.6, 0.32 to 0.63 m for RCP4.5, 0.33 to 0.63 m for RCP6.0, and 0.45 to 0.82 m for RCP8.5. For RCP8.5, the rise by 2100 is 0.52 to 0.98 m"

And to give you maximum benefit of doubt they also comment on possible(unlikely) exceeding of stated estimates:" Based on current understanding, only the collapse of marine-based sectors of the Antarctic ice sheet, if initiated, could cause global mean sea level to rise substantially above the likely range during the 21st century. This potential additional contribution cannot be precisely quantified but there is medium confidence that it would not exceed several tenths of a meter of sea level rise during the 21st century. "

So, to summarize that, the worst case emissions scenario the IPCC ran(8.5), has in itself a worst case sea level rise ranging 0.5-1.0m, so 1.5 to 3ft. They do note a potential allowance for another few tenths of a meter if unexpected collapse of antarctic ice also occurs.

Let me quote you again: "3' rise, which is all but guaranteed by 2100 under the most optimistic current projections"

and yet the most recent collaborative summary from the scientific community states under their most pessimistic projections have a 3 ft as the extreme upper limit...

You also did however state "IPCC (again, known for overly conservative estimates)", so it does seem you almost do admit having low opinion of the scientific consensus and prefer cherry picking the most extreme scenarios you can find anywhere and claiming them as the absolute golden standard...

Why Shell's Marketing is so Disgusting

bcglorf says...

@newtboy,

Walking backwards to simplify, my main point is that simply blaming ALL fossil fuel usage on the company providing the fossil fuel is stupid and misleading in the extreme. We don't see millions of people willingly abandoning fossil fuels and living in abject poverty to save the world, instead they are all very willing and eagerly buying them and this video lets all those people off the hook. This video lets everybody keep using fossil fuels, and at the same time pointing the finger at Shell and saying it's all their fault. It's an extremely detrimental piece of disinformation.

"explain what, specifically, I claimed that's not supported by the science."
-Complete collapse of the food web
-Wars over hundreds of millions or billions of refugees
-Loss of most farm land and hundreds of major cities to the sea
-Loss of well over 1/2 the producers of O2
-Eventual clouds of hydrogen sulfide from the ocean covering the land
-Runaway greenhouse cycles making the planet uninhabitable for thousands if not hundreds of thousands or even millions of years

Why Shell's Marketing is so Disgusting

bcglorf says...

@newtboy,

If North America is to adopt the Amish lifestyle, how many acres of land can the entire continent support? The typical Amish family farm is something like 80 acres is it not? I believe adopting this nationwide as a 'solution' requires massive population downsizing...

If you want to look at the poorest conditions of people in the world and advocate that the poverty stricken regions with no access to fossil fuel industry are the path forward, I would ask how you anticipate selling that to the people of California as being in their best interests to adopt as their new standard of living...

You mention overpopulation as a problem, then invent the argument that I think we should just ignore that and make it worse. Instead I only pointed out that immediately abandoning fossil fuels overnight would impact that overpopulation problem as well. It's like you do agree on one level, then don't like the implications or something?

The massive productivity of modern agriculture is dependent on fossil fuel usage. Similarly, our global population is also dependent upon that agricultural output. I find it hard to believe those are not clearly both fact. Please do tell me if you disagree. One inescapable conclusion to those facts is that reducing fossil fuel usage needs to at least be done with sufficient caution that we don't break the global food supply chain, because hungry people do very, very bad things.

Then you least catastrophic events that ARE NOT supported by the science and un-ironically claim that it's me who is ignoring the science.

You even have the audacity to ask if I appreciate the impacts of massive global food shortages, after having earlier belittled my concern about exactly that!

The IPCC shows that even in an absolute worst case scenario of accelerating emissions for the next century an estimated maximum sea level rise of 3ft, yet you talk about loss of 'most' farmland to the oceans...

Here's where I stand. If we can move off gas powered cars to electric, and onto a power grid that is either nuclear, hydro or renewable based in the next 50 years, our emissions before 2100 will drop significantly from today's levels. I firmly believe we are already on a very good course to expect that to occur very organically, with superior electric cars, and cheaper nuclear power and battery storage enabling renewables as economical alternatives to fossil fuels.

That future places us onto the IPCC's better scenarios where emissions peak and then actually decrease steadily through the rest of the century.

I'm hardly advocating lets sit back and do nothing, I'm advocating let's build the technology to make the population we have move into a reduced emissions future. We are getting close on major points for it and think that's great.

What I think is very damaging to that idea, is panicky advice demanding that we must all make massive economic sacrifices as fast as possible, because I firmly believe trying to enact reductions that way, fast enough to make a difference over natural progress, guarantees catastrophic wars now. Thankfully, that is also why nobody in sane leadership will give an ounce of consideration to such stupidity either. You need a Stalin or Mao type in charge to drive that kind change.

Why Shell's Marketing is so Disgusting

bcglorf says...

You asked at least 3 questions and all fo them very much leading questions.

To the first 2, my response is that it's only the extremely fortunate few that have the kind of financial security and freedom to make those adjustments, so lucky for them.

Your last question is:
do those companies get to continue to abdicate their responsibility, pawning it off on their customers?

Your question demands as part of it's base assumption that fossil fuels are inherently immoral or something and customers are clearly the victims. I reject that.

The entirety of the modern western world stands atop the usage of fossil fuels. If we cut ALL fossil fuel usage out tomorrow, mass global starvation would follow within a year, very nasty wars would rapidly follow that.

The massive gains in agricultural production we've seen over the last 100 years is extremely dependent on fossil fuels. Most importantly for efficiency in equipment run on fossil fuels, but also importantly on fertilizers produced by fossil fuels. Alternatives to that over the last 100 years did not exist. If you think Stalin and Mao's mass starvations were ugly, just know that the disruptions they made to agriculture were less severe than the gain/loss represented by fossil fuels.

All that is to state that simply saying don't use them because the future consequences are bad is extremely naive. The amount of future harm you must prove is coming is enormous, and the scientific community as represented by the IPCC hasn't even painted a worst case scenario so catastrophic.

newtboy said:

I think that, considering the long term massive if not apocalyptic damage done along with the temporary gains, it's undeniably a big negative for humanity and the rest of the planet. Groups like the Amish get along quite nicely without it.

Edit: Now will you please answer my question?

Why Shell's Marketing is so Disgusting

bcglorf says...

I think we are seeing things very differently.

How important do you think fossil fuels are to modern society right now and over the last hundred years? Do you believe that they have been net negative or net positive influence on humanity in that time?

newtboy said:

What say you to those who grow their own food, produce their own power with microhydro, solar, and or wind, (or only buy renewable energy, possible in California) and drive electric vehicles or bicycles when they drive?

What about those who still pollute, but offset their carbon usage by buying credits/planting trees?

Can they blame the problem on the companies who supply destructive products and the junk science that tricks gullible ignoramuses into believing they aren't destructive...or do those companies get to continue to abdicate their responsibility, pawning it off on their customers?

I mean, your position seems to be if you assholes wouldn't buy the lead painted products, we wouldn't be selling it to toy companies and producing studies claiming it's safe....so it's your fault your child is brain damaged....or the same argument over opioids, your fault you listened to your doctor and got addicted, then turned to heroin, not your doctor who told you the pills weren't addictive, certainly not the drug company who told your doctor they were safe, right?
Fortunately, courts don't think that way, just ask Johnson and Johnson.

Yes, customers bear some responsibility for what they buy, but not nearly as much as the sellers, especially true when the sellers advertise by lying about the dangers. When companies lie about their products dangers, they make themselves 100% responsible for their damages.

Why Shell's Marketing is so Disgusting

bcglorf says...

I'm gonna have to stop at 100 companies being responsible for 71% of green house gas emissions.

If the criticism is deceptive practices, don't start with deceptive statistics of your own. It's awful easy to blame Shell for all the greenhouse gas emissions of the gasoline they sell. It's wonderful to not have to take personal responsibility for your act of buying that gas for your own transportation, for the manufacture of your own food, for the transportation of that same food to your supermarket. Better still, the gas and electricity used to heat and cool your home can be blamed on the coal and power companies too.

Videos like this are part of the problem by abdicating our own responsibilities and pawning it off on someone else. Stop making this worse while pretending to care about the problem.

Dave Chappelle: Equanimity

bcglorf says...

Honest question. What is the distinction between trans-gender and trans-race?

At least in Canada we are rapidly building into law not merely protections for gender identity, but legal requirements for others to also recognize/embrace people's chosen gender identities(forgive me, I know at least in Canada choice is the wrong word but I'm mentally lapsing on a better one).

Yet, trans-race is still dealt with as a joke, with the trans-race individuals an acceptable target of ridicule.

My own opinions don't sit as far out on the left, but watching those that are content with both declaring trans-gender identity an inalienable fundamental right to the extent that MtF athletes must be allowed no matter how clearly their 'choice' was biased by getting to be #1 in their sport., but then ridiculing anyone claiming trans-race is hard for me to reconcile.

Anybody else able to provide a rational difference between the two? It looks to me like an entirely subjective I agree with one but not the other thought process, but maybe that's just my ignorance?

Meanwhile at a Democratic Socialists Convention...

bcglorf says...

I'm Canadian, so as much as American politics and media is pervasive up here, some of it still foreign to me.

That said, it feels like I'm observing a not undeserved observation that white-national and anti-immigrant ideologies are dominating mass shootings in the US. I guess where I get wary is with the sources most adamant about demanding that leadership on the 'right' acknowledge and address it as their own problem. Those same sources when discussing terrorism dominated by those claiming Islamic ideologies are adamant that Islam not be unfairly tarred by bad actors.

I'd have an easier time swallowing the line if either side were consistent in their approach. Either you blame BOTH Islam AND the 'right' for terrorist acts claiming common cause, or you reject BOTH Islam AND the 'right' being blamed for a few bad actors...

newtboy said:

I mostly agree, however when talking about political terrorism (edit :in the U.S.) there's little choice. Either ignore there are two different main camps and just call it domestic terrorism (something the right would never do with left wing extremist terrorism, and they shouldn't imo), or note it so you can better identify and target the problem.
We're all Americans, so there really is no "other guy"...but I take your point.

If you heard some of the ridiculous reasons I've heard for not voting Democrat, you would know your example is perfectly reasonable and logical by comparison. One spouted hatred for John Kerry because they preferred Hunts over Heinz ketchup so hated his wife. Seriously.



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