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Re: Man-made climate change: 50%-70% [TheForge] [ In reply to ]
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TheForge wrote:
Thanks, I'm sure I could have figured it out based on the partial data in the link, but the smartest man in the room seems to struggle with basic tasks.

i competely succeded in my task. its not my fault some of you cant access actual scholarly articles. the free link i found was apparently overused and shut down so i just texted you all 26 pages of the article just because you lately you think im being dishonest about everything. i was able to do it because i had the pdf on ky phone. i have a lot of scholarly articles in my phone because i read them every day. its what nerds like me do.

make sure youre connected to wifi before you open it although its less than 3 megs so its not a big deal.

cheers! :)

who's smarter than you're? i'm!
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Re: Man-made climate change: 50%-70% [eb] [ In reply to ]
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eb wrote:
racin_rusty wrote:
Great - except that the majority of people here are going to read only the abstract - which IMO amounts to the science geek's version of the first 2 paragraphs of a 15 paragraph article. Of course, science geeks never jump to conclusions and buy access to, and then read the entire article, before engaging on 10 page diatribes about how stupid the detractors of what ever subject is being discussed.

Buy an article? Read it? Ain't got time fo' dat!

But you're getting at one of my pet peeves - a lot of publicly-funded research winds up on pay-per-view publisher's sites. Sometimes, like in this case, vegan was able to scout up a link. But often, the public are denied easy access to the research they paid for.

completely agree! partialy why i think alexandra elbakyan is awesome. of course she broke the law, but for an awesome reason.

who's smarter than you're? i'm!
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Re: Man-made climate change: 50%-70% [JasoninHalifax] [ In reply to ]
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JasoninHalifax wrote:
Just to be clear, you're talking about the op, right? Because it appears that I was the first one on this thread to even read the abstract, op included.

I beat you to it (barely!); saw it mentioned yesterday in my "local paper":
https://www.adn.com/...activity-study-says/

Neener, neener.
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Re: Man-made climate change: 50%-70% [eb] [ In reply to ]
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But I posted to this thread before you. So I win.

Deal with it.

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Re: Man-made climate change: 50%-70% [veganerd] [ In reply to ]
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Haven't read all this, but read a few pages, but it would seem at best 60% can be attributed to man made causes and that linkage isn't certain. While that is nothing to shrug off (which I haven't), If we started living in caves tomorrow, there is a 40% chance that climate would continue to change negatively. Is this not the case? At least that is what I'm getting from this and even whether it is 60% manmade isn't certain, using a lot of assumption models. Did I interpret this wrong? Explain in plain English what I'm missing and where it is in the article?

Explain this to an idiot.

Because like Mattis, I'm in favor of more efficient use of current energy sources. There are many benefits for that including independence from hostile nations, avoiding resource wars etc. But there are a lot of different ideas between living in a cave and what most people who whether they believe in climate change or not would find reasonable and common sense efficiency of resources. I think with most of the generaly public lot of those ideas are non-starters once real cost and impact on them is felt, and I actually buy climate changes a concern. Again, explain this to an idiot. Are you capable of that.


"In the world I see you are stalking elk through the damp canyon forests around the ruins of Rockefeller Center. You'll wear leather clothes that will last you the rest of your life. You'll climb the wrist-thick kudzu vines that wrap the Sears Towers. And when you look down, you'll see tiny figures pounding corn, laying stripes of venison on the empty car pool lane of some abandoned superhighway." T Durden
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Re: Man-made climate change: 50%-70% [TheForge] [ In reply to ]
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The article isn't talking about global temperatures, or temperatures at all for that matter. It is discussing the degree to which summertime arctic sea ice is impacted by atmospheric conditions.

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Re: Man-made climate change: 50%-70% [JasoninHalifax] [ In reply to ]
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But isn't ice cap melting and glacial shrinkage cited as evidence of the global warming and the need to do something? So by extension the same thing when trying to convince the masses?


"In the world I see you are stalking elk through the damp canyon forests around the ruins of Rockefeller Center. You'll wear leather clothes that will last you the rest of your life. You'll climb the wrist-thick kudzu vines that wrap the Sears Towers. And when you look down, you'll see tiny figures pounding corn, laying stripes of venison on the empty car pool lane of some abandoned superhighway." T Durden
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Re: Man-made climate change: 50%-70% [TheForge] [ In reply to ]
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I'm not trying to convince the masses. I'm just saying that what is contained in this paper is not what the op was saying it is.

I don't know, really, how to interpret what the paper "is" saying within the larger context of AGW and climate change. For that, I would have to spend a few years reading the references, and then some.

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Re: Man-made climate change: 50%-70% [JasoninHalifax] [ In reply to ]
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That's my sole point in the argument. I'm is a complex issu. A complex issue that is demanding costly behavior changing solutions that may or may not work.


"In the world I see you are stalking elk through the damp canyon forests around the ruins of Rockefeller Center. You'll wear leather clothes that will last you the rest of your life. You'll climb the wrist-thick kudzu vines that wrap the Sears Towers. And when you look down, you'll see tiny figures pounding corn, laying stripes of venison on the empty car pool lane of some abandoned superhighway." T Durden
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Re: Man-made climate change: 50%-70% [TheForge] [ In reply to ]
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Fine, but why are you concerned about thus particular study? It is very complex, which is why I don't feel like I can comment on the importance of this particular paper.

The Ipcc reports, which combine the research into a relatively cohesive body of work, are what laymen like you and I should be looking at.

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Re: Man-made climate change: 50%-70% [windschatten] [ In reply to ]
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A man-made global warming discussion isn't complete without the obligatory photo of a skinny, pathetic-looking polar bear on a shrinking sheet of ice to prove that warming is real.


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Re: Man-made climate change: 50%-70% [TheForge] [ In reply to ]
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I'm is a complex issu.

Indeed you are ...
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Re: Man-made climate change: 50%-70% [JasoninHalifax] [ In reply to ]
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JasoninHalifax wrote:
But I posted to this thread before you. So I win.

Deal with it.

Your prize is in the mail! (A skinny polar bear from jim@blotto)
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Re: Man-made climate change: 50%-70% [TheForge] [ In reply to ]
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But isn't ice cap melting and glacial shrinkage cited as evidence of the global warming and the need to do something? So by extension the same thing when trying to convince the masses?


Sort of, but not really. There's lots of evidence of global warming. The ice cap shrinkage is more of an effect of global warming. They could find out, for example, that the caps are shrinking because of a college prank, and we would have no less evidence of global warming than we'd already had.

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Re: Man-made climate change: 50%-70% [eb] [ In reply to ]
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eb wrote:
CruseVegas wrote:
I thought the resident experts here said it was around 90%?


The ~90% figure is about right for the global climate system.

The paper windschatten referenced has much more limited scope; it's about summer Arctic sea ice.

Could you please help my understanding. I recall reading the IPCC Fifth Assessment about a year ago and seeing that the IPCC put the human effect at 60%. Perhaps I misunderstood, or don't recall correctly, or new studies have changed the consensus. Anyway, rather than dig that up again I was hoping you could set me straight on this rather quickly, if you would be so kind.

(Perhaps the issue is how percentage is calculated. I seem to recall the IPCC 60% as applying to the amount of warming since the beginning of the industrial age, roughly the 1880s. Perhaps 90% is a different metric.)

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Re: Man-made climate change: 50%-70% [H-] [ In reply to ]
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H- wrote:
eb wrote:
CruseVegas wrote:
I thought the resident experts here said it was around 90%?


The ~90% figure is about right for the global climate system.

The paper windschatten referenced has much more limited scope; it's about summer Arctic sea ice.


Could you please help my understanding. I recall reading the IPCC Fifth Assessment about a year ago and seeing that the IPCC put the human effect at 60%. Perhaps I misunderstood, or don't recall correctly, or new studies have changed the consensus. Anyway, rather than dig that up again I was hoping you could set me straight on this rather quickly, if you would be so kind.

(Perhaps the issue is how percentage is calculated. I seem to recall the IPCC 60% as applying to the amount of warming since the beginning of the industrial age, roughly the 1880s. Perhaps 90% is a different metric.)

I'm not sure of the context for the IPCC5 number. The percentage will vary dramatically depending on the timescale under consideration, and the statistical confidence you're looking for. I took a quick look at the IPCC synthesis (https://www.ipcc.ch/...R5_SYR_FINAL_SPM.pdf) and they say:
"The evidence for human influence on the climate system has grown since the IPCC Fourth Assessment Report (AR4). It is extremely likely that more than half of the observed increase in global average surface temperature from 1951 to 2010 was caused by the anthropogenic increase in GHG concentrations and other anthropogenic forcings together."
I believe IPCC's use of "extremely likely" indicates a 95% confidence level.

90% is a ballpark figure from eyeballing the chart from the "Scott Adams" thread: http://forum.slowtwitch.com/...ost=6246295#p6246295
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Re: Man-made climate change: 50%-70% [BarryP] [ In reply to ]
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BarryP wrote:
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why? am i supposed to be checking their work here?


Mell you said the article is not about what the OP thinks its about. Despite reading the entire article, maybe one of the references says that the article does, in fact, mean what the OP thinks it means.
I mean, that would be kind of weird, but I can't think of any other logical reason to ask you to read all the references. Unless, of course, he was moving the goal posts.



Good god, you guys know what I was/am thinking?
Isn't it quite presumptuous to assume I did more than just subtracting 50-30% from 100%?

Reading, understanding and concluding that the discussion about the actual % of human contribution (depending on the model and variables) is hand waving at best (even with the best models available, and this is one of them) and otherwise totally irrelevant and pointless?

It's too late, processes have been triggered (by us), 'wheels' are in motion.
We will have fun the next couple million years.
A "Thermal Maximum" at least as strong as the one at the Palaeocene-Eozene transition (PETM) will occur.
And our capacity to wrap our mind around it is unfortunately limited to the attempt to 'rationalize' what is happening.

Well actually, this monkey just wanted to stir the pot a little.... won't be around when 'things' really start to die off.
Last edited by: windschatten: Mar 16, 17 21:13
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