New AMS statement on Climate Change

Seems almost a planned effort this week, Sea Ice, Iasaac, and now the AMS statement.

FOR IMMEDIATE RELEASE

  617-227-2426 ext. 3901   August 27, 2012    kseitter@ametsoc.org

American Meteorological Society Releases Revised Climate Change Statement

August 27, 2012 –The American Meteorological Society today released an updated Statement on Climate Change, replacing the 2007 version that was in effect. The informational statement is intended to provide a trustworthy, objective, and scientifically up-to-date explanation of scientific issues of concern to the public. The statement provides a brief overview of how and why global climate has changed in recent decades and will continue to change in the future. It is based on the peer-reviewed scientific literature and is consistent with the majority of current scientific understanding as expressed in assessments and reports from the Intergovernmental Panel on Climate Change, the U.S. National Academy of Sciences, and the U.S. Global Change Research Program.

“This statement is the result of hundreds of hours of work by many AMS members over the past year,” comments AMS Executive Director Keith Seitter. “It was a careful and thorough process with many stages of review, and one that included the opportunity for input from any AMS member before the draft was finalized.”  The AMS releases statements on a variety of scientific issues in the atmospheric and related sciences as a service to the public, policy makers, and the scientific community.

The new statement may be found on the AMS web site at:

HTML Version:

http://www.ametsoc.org/policy/2012climatechange.html

PDF Version:

http://www.ametsoc.org/policy/2012climatechange.pdf

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August 27, 2012 10:35 am

“This statement is the result of hundreds of hours of work by many AMS members over the past year”
Never in the history of the world have so many worked so much to produce so little

Dodgy Geezer
August 27, 2012 10:40 am

From the statement:
“..Observations indicate an increase in globally averaged water vapor in the atmosphere in recent decades, at a rate consistent with the response produced by climate models that simulate human-induced increases in greenhouse gases. ..”
I had thought that observations showed a DECREASE in water vapour. Was I wrong? I wish they had provided references….

Kaboom
August 27, 2012 10:42 am

Never let a potential crisis go to waste when political hay can be made.

JohnB
August 27, 2012 10:44 am

Dodgy,
Cloud has decreased (possibly). Water vapor has increased. Different thing.

Kitefreak
August 27, 2012 10:46 am

I went to the AMS link and visually scanned the document to see how much there was to read. I read one sentence in the middle of it and gave up right there:
“Climate is always changing. However, many of the observed changes noted above are beyond what can be explained by the natural variability of the climate”.
That did it for me, it’s the old “I smell sh*te” moment:

August 27, 2012 10:47 am

They totally missed the single most important issue: sunspots.
The sun has gone quiet, and the dramatic worldwide cooling is underway.
Dr. Abdussamatov of Russia is correct in predicting imminent global cooling.
As one wag put it, “Nature bats last.”

R. Shearer
August 27, 2012 10:51 am

I think it is equivocal.

gator69
August 27, 2012 10:55 am

What planet do THEY live on?

Bob Kutz
August 27, 2012 10:59 am

Hey Anthony, isn’t this ‘your’ organization? I mean, I know you don’t run it or have control over AMS, but you are a meteorologist by training, are you not? You are/were a member of AMS, no?
What’s your take on this? I notice you are holding back saying anything. That is very typical for you. Gather facts and so forth, not prone to making ‘off the cuff’ remarks that you have to take back later.
I notice at least one statement in the paper which appears to be factually untrue, and I notice not a single author’s name in the document itself.
Any comments?

rogerknights
August 27, 2012 10:59 am

As one wag put it, “Nature bats last.”

And laughs last.

KR
August 27, 2012 11:00 am

Dodgy Geezer – “I had thought that observations showed a DECREASE in water vapour. Was I wrong”
Water vapor is _increasing_ as predicted, according to the data, almost doubling the CO2 forcing (a strong positive feedback):
Atmospheric Infrared Sounder (AIRS) (http://www.nasa.gov/topics/earth/features/vapor_warming.html) data directly measuring vertical column water vapor – indicates a strong water increase and radiative feedback, ~2 W/m^2/1°C.
Dai 2005 (http://www.cgd.ucar.edu/cas/adai/papers/Dai_JC06-sfcHumidity.pdf): global surface relative humidity changes are quite small over 1976-2004, less than 0.6%, although there are significant regional changes. Absolute humidity is therefore _increasing_ at close to the Clausius-Claypeyron equation for constant RH, about 5%/1°C warming globally.

Gail Combs
August 27, 2012 11:01 am

Dodgy Geezer says: August 27, 2012 at 10:40 am
….I had thought that observations showed a DECREASE in water vapour. Was I wrong? I wish they had provided references….
_______________________________
No you were not wrong, but then this is not the first ERrrr, MMMuuummm, …Data manipulation we have seen from the ‘Team’
Global Relative Humidity Graph (1948 – 2008)
Atmospheric Specific Humidity at different heights above the surface from NOAA: Graph (1948 – 2012)
Cloud & Atmospheric water Graph (1983 – 2010)
Cloudiness by cloud type Graph
Change in Earth Albedo Graph (Earthshine Project) WUWT Article

Ged
August 27, 2012 11:06 am

@JohnB
From all the charts I can find, water vapor has been going down over the past few decades, not up. http://www.climate4you.com/images/NOAA%20ESRL%20AtmospericSpecificHumidity%20GlobalMonthlyTempSince1948%20With37monthRunningAverage.gif for specific water vapor (g water per kg atmosphere)

beesaman
August 27, 2012 11:07 am

There must be a run on bandwagons!

Mailman
August 27, 2012 11:09 am

Bob Kutz,
Isnt it Anthony’s dog that is a member of AMS?
Mailman
REPLY: No, Union of Concerned Scientists, see: http://wattsupwiththat.com/2011/10/07/friday-funny-the-newest-member-of-the-union-of-concerned-scientists/
…only a valid credit card required, name of member doesn’t even have to match – Anthony

R Barker
August 27, 2012 11:10 am

Didn’t see any mention of Antarctica. This is global, right?

davidmhoffer
August 27, 2012 11:11 am

Wow. More intense storms…. except the data says otherwise. More water vapour… except the data says otherwise. Acclerating sea level rise…. except the data says otherwise.
I lost track of how many statements they made as being true that are the exact opposite of what the data shows.

Peter Miller
August 27, 2012 11:12 am

I thought the English and grammar was very good. The rest was a distorted interpretation of natural phenomena.
Well, you can hardly expect them to pan their pals or the contents of their pal reviewed research papers. The Global Warming Industry (GWI) must grow, or wither – maintenance of the status quo is simply not an option.
Scary statements are designed to continue the desired path of growth for the GWI.

August 27, 2012 11:13 am

Speaking of a concerted planned effort; National Geographic rag showed up a couple of days ago. Title story is “What’s up with the weather“.
I haven’t opened nor read one of their propaganda compilations in a long time so I don’t intend to open this one. No, I don’t subscribe; I think my late Father was subscribing for us even though he denied it. Hopefully it will lapse soon. It has been a long time since NG published real science or cutting edge photography of nature without trying for the most heartstring tugging faked shot they can.
As far as the AMS, that is a very disturbed notion of the current state of weather/climate. I wonder how they determined CAGW is unequivocably man’s fault or how they decided that the oceans are taking up heat…

August 27, 2012 11:16 am

Roger Sowell says:
August 27, 2012 at 10:47 am
Dr. Abdussamatov of Russia is correct in predicting imminent global cooling.
We have in an earlier thread shown that Abdussamatov’s ‘prediction’ is already falsified.

August 27, 2012 11:17 am

KR says:
“Absolute humidity is therefore _increasing_ at close to the Clausius-Claypeyron equation for constant RH, about 5%/1°C warming globally.”
Then where is the warming??

Steve C
August 27, 2012 11:18 am

“Seems almost a planned effort this week” … Oh, I dunno, I reckon they just work on the principle so well expressed by Dickens’ character Wilkins Micawber – “Something will turn up”. Sit and wait, and sooner or later … Bingo! Like buses, three turn up at once!

Editor
August 27, 2012 11:19 am

The AMS statement completely ignores the fact that there even IS an alternative possible explanation for recent warming: the high levels of solar activity that persisted over most of the 20th century. The only solar effect mentioned is “variation of the Sun’s energy emission,” or TSI. Full cover-up mode. Radical fraud.

Billy Liar
August 27, 2012 11:20 am

Reads like it was written for the them by Skeptical Science. /sarc

Ian_UK
August 27, 2012 11:20 am

Perhaps somebody should tell the Chinese and Indians to stop now.

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