cc: Gabi Hegerl <hegerlatXYZxyze.edu>
date: Tue, 28 Feb 2006 08:57:46 -0700
from: Jonathan Overpeck <jtoatXYZxyzrizona.edu>
subject: Re: [Fwd: [Wg1-ar4-ch09] section 9.3]
to: Keith Briffa <k.briffaatXYZxyz.ac.uk>
Hi Gabi and Keith - thanks for the coordination
efforts. Keith raises the issue of the Medieval
Warm Period (MWP), and I think it is critical
that we don't give a vague or poorly coordinated
view on that period. In the MWP box, Keith does
an excellent job saying what it was and wasn't.
I'm not sure you've seen the figure that goes
with it Gabi, but it is attached with all the
figs (we're updating the captions and the one
missing fig, but the rest are final, including
all of Keith's (Tim's) figs. Box 6.4 Fig 1 is the
>it is difficult to be precise as regards
>comments , mainly because there do seem, as it
>turns out, to be large areas of overlap between
>our discussion of the simulations, forcings, and
>consistency with the CO2 record in what you
>sent. In some places you cite selected
>references and occasional cross references to
>Chapter 6 , but this could probably be much more
>frequent and perhaps specific with regard to
>particular sections and Figures (and you could
>as a consequence remove text if you wished - but
>I see no problem if not, other than repetition ,
>as there are no contradictory statements to ours
>as far as I can see) . I make these remarks
>mostly with regard to out last 2000 year section.
>The only only one gripe with the text that I
>have is your reference to the medieval period
>being a 500-year warm period . In fact we go to
>some trouble to discuss the ambiguity of the
>concept in our Box 6.4 and describe the timing
>of the warm periods .I think you should not
>perpetuate the term in the vague context that
>you do. At present , I am not certain of our
>final Figure order as I hope to rearrange the
>later ones yet again. Anyway , you have pretty
>much the final draft I believe of Chapter 6 and
>can , as no doubt you would anyway, take or
>leave my opinions. Best wishes
>At 18:10 27/02/2006, you wrote:
>>p.s. since I am going to a meeting on thursday (hockeystick revisited)
>>we are trying to be down to bookkeeping and really minor stuff by thursday,
>>so if you have suggestions, but wednesday would be best - SORRY!
>>Gabi Hegerl wrote:
>>>Hi Keith, Peck and Bette,
>>>Here is our preindustrial section. I think our
>>>chapters merge fine here, I don't
>>>see too much overlap, but it wouldn't hurt if you check either.
>>>I will also send the sensitivity section to Bette in a few hours.
>>>If you have changes, please use track changes. Francis, I have accepted all
>>>changes in this and removed comments no longer relevant
>>>-------- Original Message --------
>>>Subject: [Wg1-ar4-ch09] section 9.3
>>>Date: Sun, 26 Feb 2006 10:22:32 -0500
>>>From: Crowley_Hegerl <mailto:firstname.lastname@example.org><email@example.com>
>>>Hi chapter 9 authors,
>>>This is the preindustrial section 9.3 for final crosschecking.
>>>Please get back to us (using my work email or
>>>this list) by Wednesday at the latest.
>>>It has some questions and things to check for
>>>Pascale (thanks for all the help with this
>>>Already, did you see Bette�s latest LGM
>>>numbers and the updated terminology? � I�ll
>>>Also send ch6 draft which I got this morning).
>>>And one for Nathan on circulation stuff, there
>>>was a comment we were not sure about.
>>>Would be great of course if others have a chance to check, too.
>>>ALL: PLEASE ACCEPT ALL CHANGES before you make more changes. Otherwise
>>>It will be close to impossible to trace!
>>>Good morning everybody
>>>Gabi and Francis
>>>Division of Earth and Ocean Sciences,
>>>Nicholas School for the Environment and Earth Sciences,
>>>Duke University, Durham NC 27708
>>>Ph: 919 684 6167, fax 684 5833
>>Division of Earth and Ocean Sciences,
>>Nicholas School for the Environment and Earth Sciences,
>>Duke University, Durham NC 27708
>>Ph: 919 684 6167, fax 684 5833
>Professor Keith Briffa,
>Climatic Research Unit
>University of East Anglia
>Norwich, NR4 7TJ, U.K.
Jonathan T. Overpeck
Director, Institute for the Study of Planet Earth
Professor, Department of Geosciences
Professor, Department of Atmospheric Sciences
Mail and Fedex Address:
Institute for the Study of Planet Earth
715 N. Park Ave. 2nd Floor
University of Arizona
Tucson, AZ 85721
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