05-16-2013, 08:42 AM
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#41
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Self Imposed Exile
Join Date: Jul 2008
Location: Calgary
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Quote:
Originally Posted by nfotiu
That would make it about a million times bigger.
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He was referring to the fact the diameter of the sun is 109 times larger then the diameter of the earth, but the volume of the sun is 1.3 million times larger than that of the earth V = (4/3)*pi()*r^3 (assuming both are perfect spheres, which isn't true)
If you stack 109 earths on top of each other, they would be the same height of the sun. "Bigger" is a bad term to use.
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05-16-2013, 08:52 AM
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#42
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The new goggles also do nothing.
Join Date: Oct 2001
Location: Calgary
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Oblate spheroids for the win.
__________________
Uncertainty is an uncomfortable position.
But certainty is an absurd one.
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05-16-2013, 08:57 AM
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#43
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Norm!
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Quote:
Originally Posted by nfotiu
That would make it about a million times bigger.
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So we're talking 9/11 times several billion?
My god
__________________
My name is Ozymandias, King of Kings;
Look on my Works, ye Mighty, and despair!
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05-16-2013, 04:38 PM
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#44
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Unfrozen Caveman Lawyer
Join Date: Oct 2002
Location: Crowsnest Pass
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Nature is a language, can't you read?
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05-17-2013, 11:13 AM
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#45
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Unfrozen Caveman Lawyer
Join Date: Oct 2002
Location: Crowsnest Pass
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Americans’ Global Warming Beliefs and Attitudes in April 2013
http://environment.yale.edu/climate-...fs-April-2013/
Nearly two in three Americans (63%) believe global warming is happening. Relatively few – only 16 percent – believe it is not. However, since Fall 2012, the percentage of Americans who believe global warming is happening has dropped 7 points to 63%, likely influenced by the relatively cold winter of 2012-13 in the United States and an unusually cold March just before the survey was conducted.
- About half of Americans (49%) believe global warming – if it is happening – is caused mostly by human activities, a decrease of 5 points since Fall 2012, but similar to levels stretching back several years.
- More Americans believe that “most scientists think global warming is happening than believe there is widespread disagreement among scientists (42% versus 33%, respectively).
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05-17-2013, 11:16 AM
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#46
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Unfrozen Caveman Lawyer
Join Date: Oct 2002
Location: Crowsnest Pass
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Quantifying the consensus on anthropogenic global warming in the scientific literature
http://iopscience.iop.org/1748-9326/8/2/024024/article
We analyze the evolution of the scientific consensus on anthropogenic global warming (AGW) in the peer-reviewed scientific literature, examining 11 944 climate abstracts from 1991–2011 matching the topics 'global climate change' or 'global warming'. We find that 66.4% of abstracts expressed no position on AGW, 32.6% endorsed AGW, 0.7% rejected AGW and 0.3% were uncertain about the cause of global warming. Among abstracts expressing a position on AGW, 97.1% endorsed the consensus position that humans are causing global warming. In a second phase of this study, we invited authors to rate their own papers. Compared to abstract ratings, a smaller percentage of self-rated papers expressed no position on AGW (35.5%). Among self-rated papers expressing a position on AGW, 97.2% endorsed the consensus. For both abstract ratings and authors' self-ratings, the percentage of endorsements among papers expressing a position on AGW marginally increased over time. Our analysis indicates that the number of papers rejecting the consensus on AGW is a vanishingly small proportion of the published research.
http://www.huffingtonpost.com/tom-ze...nada&ir=Canada
"There is a gaping chasm between the actual consensus and the public perception," Cook said in a statement accompanying the study's release. "It's staggering given the evidence for consensus that less than half of the general public think scientists agree that humans are causing global warming. This is significant because when people understand that scientists agree on global warming, they're more likely to support policies that take action on it."
Last edited by troutman; 05-17-2013 at 11:19 AM.
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05-17-2013, 11:24 AM
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#47
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Lifetime Suspension
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Quote:
Originally Posted by troutman
Quantifying the consensus on anthropogenic global warming in the scientific literature
http://iopscience.iop.org/1748-9326/8/2/024024/article
We analyze the evolution of the scientific consensus on anthropogenic global warming (AGW) in the peer-reviewed scientific literature, examining 11 944 climate abstracts from 1991–2011 matching the topics 'global climate change' or 'global warming'. We find that 66.4% of abstracts expressed no position on AGW, 32.6% endorsed AGW, 0.7% rejected AGW and 0.3% were uncertain about the cause of global warming. Among abstracts expressing a position on AGW, 97.1% endorsed the consensus position that humans are causing global warming. In a second phase of this study, we invited authors to rate their own papers. Compared to abstract ratings, a smaller percentage of self-rated papers expressed no position on AGW (35.5%). Among self-rated papers expressing a position on AGW, 97.2% endorsed the consensus. For both abstract ratings and authors' self-ratings, the percentage of endorsements among papers expressing a position on AGW marginally increased over time. Our analysis indicates that the number of papers rejecting the consensus on AGW is a vanishingly small proportion of the published research.
http://www.huffingtonpost.com/tom-ze...nada&ir=Canada
"There is a gaping chasm between the actual consensus and the public perception," Cook said in a statement accompanying the study's release. "It's staggering given the evidence for consensus that less than half of the general public think scientists agree that humans are causing global warming. This is significant because when people understand that scientists agree on global warming, they're more likely to support policies that take action on it."
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I prefer to trust MelBridgeman who's clearly a mild reader and semantic device manipulator than the college of science.
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05-17-2013, 01:54 PM
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#48
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Powerplay Quarterback
Join Date: Apr 2006
Location: Mahogany, aka halfway to Lethbridge
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Quote:
Originally Posted by Kavy
He was referring to the fact the diameter of the sun is 109 times larger then the diameter of the earth, but the volume of the sun is 1.3 million times larger than that of the earth V = (4/3)*pi()*r^3 (assuming both are perfect spheres, which isn't true)
If you stack 109 earths on top of each other, they would be the same height of the sun. "Bigger" is a bad term to use.
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Or more easily, it's 100 times as big in three dimensions, (length, width and height if you will)
100 X 100 X 100 = 1,000,000
100 times the size = 1,000,000 times the volume if size refers to the length of all three dimensions
(Doesn't matter if it's a perfect sphere, as long as it is 100X bigger in every direction, whether a cube, sphere, oblate spheroid or some irregular object, it will be 1,000,000 X the volume) (Obviously it is neither a perfect sphere, nor are the earth and the sun exactly the same shape, nor is the difference in dimensions exactly 100 X, but the overall point is accurate)
__________________
onetwo and threefour... Together no more. The end of an era. Let's rebuild...
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05-17-2013, 02:07 PM
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#49
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The new goggles also do nothing.
Join Date: Oct 2001
Location: Calgary
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Quote:
Originally Posted by troutman
[B]Americans’ Global Warming Beliefs and Attitudes in April 2013
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This is the one where the deniers are still getting their traction:
Quote:
About four in ten Americans believe most scientists think global warming is happening.
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In Spring 2013, more Americans believe that “most scientists think global warming is happening”
than believe “there is a lot of disagreement among scientists” (42% versus 33%, respectively). This
confirms the reversal of a prior trend, in which Americans were more likely to believe scientists
disagreed than agreed about the existence of global warming.
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33% think there is a lot of disagreement there isn't. That's pretty significant.
__________________
Uncertainty is an uncomfortable position.
But certainty is an absurd one.
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