31 July 2016
Preview of upcoming "summary" rebuttal
My recent post on OLR is the hopefully the final preliminary post in preparation for a ~13-point rebuttal I plan to the AGW theory. Here's an outline of those points. I give a couple of links with each point to further explain.
It's interesting to see how far my thinking has evolved since my first attempt at a similar summary 7 years ago.
27 July 2016
Outgoing Longwave Radiation – the fuller story
For a couple of years or so I have been claiming [1, 2] that outgoing longwave radiation (OLR) should be decreasing if infrared was being curtailed by increasing levels of carbon dioxide in the atmosphere as per AGW theory. But there is more to the story.
On a spectral line near 700 wavenumber (14.3 µm) there is indeed quite a reduction in radiation expected to be caused by an increase in CO2.
The following chart (data via the Modtran simulator) shows a deepening of the groove that appears around 700 to 770 wavenumber with surface temperature kept constant and atmospheric carbon dioxide increased from 150 to 1000 ppm.
On a spectral line near 700 wavenumber (14.3 µm) there is indeed quite a reduction in radiation expected to be caused by an increase in CO2.
The following chart (data via the Modtran simulator) shows a deepening of the groove that appears around 700 to 770 wavenumber with surface temperature kept constant and atmospheric carbon dioxide increased from 150 to 1000 ppm.
20 June 2016
How to load .nc files into Matlab
Much climate data comes in the form of NetCDF files which have an .nc suffix.
This post is as much for my own reference in case I forget how to do it, as it is for anyone else interested in opening a NetCDF file in Matlab.
Here's a list of the current climate NetCDF files I am interested in:
- · Satellite Temperature Lower Troposphere
↳
↳
(Note that the name suffix changes slightly with each month)
- NCEP Reanalysis 2 of Upward longwave radiation flux at nominal top of atmosphere
29 May 2016
Why the "missing heat" of AGW can't be going in the ocean
14 May 2016
Circular axis unfairly weights more recent years
In the latest deception by Team Consensus, Ed Hawkins converts temperatures that are normally displayed on an X-Y plane to a circular axis.
This has the effect of increasing the area occupied by recent years and cramming past years into a little dot in the middle. The resulting spiral, made scarier by employing a violet to red rainbow colour, gives the impression of an out of control temperature rise.
Spiralling global temperatures from 1850-2016 (full animation) https://t.co/YETC5HkmTr pic.twitter.com/Ypci717AHq— Ed Hawkins (@ed_hawkins) 9 May 2016
10 May 2016
My comment that was not approved: No increase in drought
My comment that I submitted but was not approved on this article:
http://news.trust.org/item/20160509061041-3lrr7/?source=fiHeadlineStory
In reply to this comment:
My reply:
http://news.trust.org/item/20160509061041-3lrr7/?source=fiHeadlineStory
In reply to this comment:
My reply:
27 March 2016
Recent uptick in AGW concern epitomises ignorance of fears
The recent uptick in polls of the public's concern of AGW epitomise the public's ignorance regarding AGW (and frankly most issues scientific or technical).
16 February 2016
AGW water-vapour-feedback theory disproved by satellite observations
AGW theory says that CO2 can cause some warming, for example 1C for a doubling of CO2; but that the resulting water vapour feedback will cause an extra 2C or so of warming, which is where the real AGW danger comes from. (Scared yet?)
Climate models [1, 2, 3] and observations show that each 1C of warming causes about a 7% increase in water vapour, which in turn causes a further 2C of warming.
Well, water vapour did just increase by about 7% over course of the year of 2015, but little happened to earth's average temperature; maybe a 0.2C warming at most over the same period:
23 January 2016
2015 is 3rd hottest on satellite record since 1979, not 1st
I put RSS data into calendar year bins & graphed it (Excel file). 2015 is 3rd hottest calendar year since 1979 according to satellite, not 1st hottest ("evah") as some claim.
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