cc: Keith Briffa , Eystein Jansen date: Mon, 13 Feb 2006 16:32:44 -0700 from: Jonathan Overpeck subject: Re: [Wg1-ar4-ch06] SOD boreholes to: Henry Pollack

Henry, Great, thanks! (congrats on the AGU honor too - just saw it in EOS - well deserved) Keith, thanks for working this in as you think best. Best, peck >Hi Keith and Peck, > >Attached is the revised borehole piece, with some explicit mention of >uncertainty and some slight rephrasing in the first paragraph. > >Cheers, >Henry > ___ ___ Henry N. Pollack >[ \ / ] Professor of Geophysics > | \/ | Department of Geological Sciences > |MICHIGAN| University of Michigan >[___]\/[___] Ann Arbor, Michigan 48109-1005, U.S.A. > > Phone: 734-763-0084 FAX: 734-763-4690 > e-mail: hpollack@umich.edu > URL: www.geo.lsa.umich.edu/~hpollack/ > URL: www-personal.umich.edu/~hpollack/book.html > > >Quoting Henry Pollack : > >> >>Hi Keith and Peck, >> >>OK, I will add a sentence about uncertainty, confidence limits of the >>borehole reconstruction. Keith, please send me the change you made >>'at the end' (mentioned in your message below), so I can see the best >>place to add the uncertainty sentence. >> >>Cheers, >>Henry >> >> >> ___ ___ Henry N. Pollack >>[ \ / ] Professor of Geophysics >> | \/ | Department of Geological Sciences >> |MICHIGAN| University of Michigan >>[___]\/[___] Ann Arbor, Michigan 48109-1005, U.S.A. >> >> Phone: 734-763-0084 FAX: 734-763-4690 >> e-mail: hpollack@umich.edu >> URL: www.geo.lsa.umich.edu/~hpollack/ >> URL: www-personal.umich.edu/~hpollack/book.html >> >> >>Quoting Keith Briffa : >> >>>Henry >>>I understood that the previous draft was in fact going to CAs , so >>>sorry if you were out of the loop for a while. I am really happy >>>with your text , but would like some mention of the uncertainty to >>>go back in as we can not but the confidence limits in the Figure. >>>Could reconsider those one or two sentences that deal with this?I >>>have only changed one sentence a the end to make it read easier. >>>Thanks for this . >>>Keith >>># At 22:03 12/02/2006, you wrote: >>> >>>>Hi Peck, Eystein and Keith, >>>> >>>>Attached in Borehole SOD.doc is a 'rewrite' of the borehole stuff. >>>>You will recognize the 'rewrite', as it still addresses everything >>>>in >>>>the FOD draft sent to me, with much the same language. It is, >>>>however, an improvement in >>>>structure, and has a more balanced discussion. Keith, if you want >>>>more insight into why I >>>>have presented the material this way, I'll be happy to elaborate. >>>> >>>>The rewrite occupies lines 32-57 of page 6-30 SOD and lines 1-12 of >>>>page 6-31. >>>> >>>>Also attached is the full SOD template with the 'rewrite' and >>>>references inserted. It is not clear from your instructions that >>>>you wanted this to be done, but now you have it if you want it. >>>> >>>>Also attached are my replies to the reviewers of the FOD. >>>> >>>>I am sending everything today (Sunday), so everyone will get it as >>>>early as possible. >>>> >>>>Some additional comments in areas outside the narrowly defined >>>>'borehole' section: >>>> >>>>In Figure 6.9b, I recommend removing the instrumental record prior >>>>to 1860, because it >>>>apparently represents only four European stations. The figure is >>>>captioned to represent >>>>the entire northern hemisphere. >>>> >>>>In section 6.6.2 Southern Hemisphere Temperature Variability page >>>>6-32, lines 56-57: The >>>>two geothermal reconstructions shown, for southern Africa and >>>>Australia, do NOT indicate >>>>unusually warm conditions prevailing in the 20th century. Both >>>>reconstructions miss the >>>>rapid warming in the last two decades of the 20th century because >>>>many of the boreholes >>>>were logged prior to that excursion. The two reconstructions do >>>>match well the pre-1980 >>>>SAT trends. I discuss this in a paper now in review by J. >>>>Quaternary Sci., titled "Five >>>>centuries of climate change in Australia: the view from >>>>underground." The southern >>>>hemisphere is NOT discussed in Pollack and Smerdon (2004), which >>>>you have cited there. >>>> >>>>If you will find it helpful, I can scan the entire chapter and >>>>provide comments, but >>>>perhaps that could wait until you have passed the immediate >>>>deadline in front of you. >>>> >>>>Cheers, >>>>Henry >>>> >>>> >>>> ___ ___ Henry N. Pollack >>>>[ \ / ] Professor of Geophysics >>>> | \/ | Department of Geological Sciences >>>> |MICHIGAN| University of Michigan >>>>[___]\/[___] Ann Arbor, Michigan 48109-1005, U.S.A. >>>> >>>> Phone: 734-763-0084 FAX: 734-763-4690 >>>> e-mail: hpollack@umich.edu >>>> URL: www.geo.lsa.umich.edu/~hpollack/ >>>> URL: www-personal.umich.edu/~hpollack/book.html >>>> >>>>------------------------------------------------------------------- >>>>Quoting Jonathan Overpeck : >>>> >>>>>Hi Henry - yes, it's true, but that's why we all get things done. Thanks. >>>>> >>>>>We have a serious space problem with the chapter, and need to >>>>>generally reduce it's size. However, if you nee a couple more >>>>>lines to do it well, and to get the proper refs in there (there >>>>>are undoubtedly new ones?), you may do so. We can always cut >>>>>later... (so don't add more than just a few lines max). >>>>> >>>>>As soon as you're done, pls email to me, Eystein and Keith. The >>>>>sooner Keith can finish the complete section, the sooner we can >>>>>all look at it and edit. >>>>> >>>>>The NAS/NRC mtg is at a crappy time. I can't travel then since I'm >>>>>alone w/ the kids, but I've been discussing helping by phone if >>>>>possible. The problem is that March 3 (the day they really want my >>>>>input) is the deadline for the SOD. If it's anything like last >>>>>time (FOD), I won't have time but for a quick trip to the bathroom >>>>>now and then to recycle coffee. But, I'm glad to hear you're in >>>>>the loop. I might still be able to help, since we're trying to do >>>>>this so it isn't a madhouse at the very end. >>>>> >>>>>Best, peck >>>>> >>>>>>Hi Peck, >>>>>> >>>>>>Yes, I will be working weekends -- don't we always?? >>>>>> >>>>>>Are you attending the NAS/NRC hearing on surface temperature >>>>>>reconstructions on March 2? >>>>>> >>>>>>I will take you up on the invitation to (re)write the 40 lines of the >>>>>>borehole section. >>>>>> >>>>>>Cheers, >>>>>>Henry >>>>>> ___ ___ Henry N. Pollack >>>>>>[ \ / ] Professor of Geophysics >>>>>> | \/ | Department of Geological Sciences >>>>>> |MICHIGAN| University of Michigan >>>>>>[___]\/[___] Ann Arbor, Michigan 48109-1005, U.S.A. >>>>>> >>>>>> Phone: 734-763-0084 FAX: 734-763-4690 >>>>>> e-mail: hpollack@umich.edu >>>>>> URL: www.geo.lsa.umich.edu/~hpollack/ >>>>>> URL: www-personal.umich.edu/~hpollack/book.html >>>>>> >>>>>> >>>>>>Quoting Jonathan Overpeck : >>>>>> >>>>>>>Hi Henry - see the notes below on how to best update your section >>>>>>>using the attached files (and comments you already have). >>>>>>> >>>>>>>Julie is flying to Germany tomorrow, so I'll be single-parenting and >>>>>>>my email will be at night on the weekend. If you have urgent need for >>>>>>>input, you can call me: >>>>>>> >>>>>>>970-728-0780 (home) >>>>>>>520-907-6480 (cell - only good if I'm in town - best to use home on >>>>>>>weekends, and cell weekdays) >>>>>>> >>>>>>>Thanks again, peck >>>>>>> >>>>>>>>X-Sieve: CMU Sieve 2.2 >>>>>>>>Date: Tue, 17 Jan 2006 08:59:33 +0100 >>>>>>>>To: wg1-ar4-ch06@joss.ucar.edu >>>>>>>>From: Eystein Jansen >>>>>>>>Subject: [Wg1-ar4-ch06] SOD- template and FOD document >>>>>>>>X-BeenThere: wg1-ar4-ch06@joss.ucar.edu >>>>>>>>List-Id: >>>>>>>>List-Help: >>>>>>>>List-Post: >>>>>>>>List-Subscribe: >>>>>>>>, >>>>>>>> >>>>>>>>List-Archive: >>>>>>>>List-Unsubscribe: >>>>>>>>, >>>>>>>> >>>>>>>>Sender: wg1-ar4-ch06-bounces@joss.ucar.edu >>>>>>>> >>>>>>>>Dear friends, >>>>>>>>In preparation for your rewriting of the FOD as SOD, we send you >>>>>>>>the following documents. >>>>>>>>1. A new template for the FOD which is restructured so that the >>>>>>>>decisions on structure we made in Christchurch have been taken into >>>>>>>>account. We also send you the word version of the FOD which is the >>>>>>>>final version used for the review, in case you do not have this. >>>>>>>>This is the version for which the comments refer to. >>>>>>>>In the rewriting we would ask you to rewrite into the SOD template >>>>>>>>document, thus: >>>>>>>>1. Find the relevant comment or section to be rewritten in the FOD. >>>>>>>>2. Then the corresponding section in the SOD document, and rewrrite >>>>>>>>the text there. References should also be inserted into the SOD >>>>>>>>document. >>>>>>>>You have to work in parallel with both documents, but we do not see >>>>>>>>any way around this in order to arrive at a SOD without too many >>>>>>>>problems of technical sort. >>>>>>>> >>>>>>>>Cheers, and best luck. >>>>>>>>Peck and Eystein >>>>>>>>-- >>>>>>>>______________________________________________________________ >>>>>>>>Eystein Jansen >>>>>>>>Professor/Director >>>>>>>>Bjerknes Centre for Climate Research and >>>>>>>>Dep. of Earth Science, Univ. of Bergen >>>>>>>>Allégaten 55 >>>>>>>>N-5007 Bergen >>>>>>>>NORWAY >>>>>>>>e-mail: eystein.jansen@geo.uib.no >>>>>>>>Phone: +47-55-583491 - Home: +47-55-910661 >>>>>>>>Fax: +47-55-584330 >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>_______________________________________________ >>>>>>>>Wg1-ar4-ch06 mailing list >>>>>>>>Wg1-ar4-ch06@joss.ucar.edu >>>>>>>>http://www.joss.ucar.edu/mailman/listinfo/wg1-ar4-ch06 >>>>>>> >>>>>>> >>>>>>>-- >>>>>>>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 >>>>>>>direct tel: +1 520 622-9065 >>>>>>>fax: +1 520 792-8795 >>>>>>>http://www.geo.arizona.edu/ >>>>>>>http://www.ispe.arizona.edu/ >>>>> >>>>> >>>>>-- >>>>>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 >>>>>direct tel: +1 520 622-9065 >>>>>fax: +1 520 792-8795 >>>>>http://www.geo.arizona.edu/ >>>>>http://www.ispe.arizona.edu/ >>>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>> >>>-- >>>Professor Keith Briffa, >>>Climatic Research Unit >>>University of East Anglia >>>Norwich, NR4 7TJ, U.K. >>> >>>Phone: +44-1603-593909 >>>Fax: +44-1603-507784 >>> >>>http://www.cru.uea.ac.uk/cru/people/briffa/ >>> >>> >>> >> >> >> > > > > >Attachment converted: Macintosh HD:Boreholes SOD 1.doc (WDBN/«IC») (001134E6) -- 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 direct tel: +1 520 622-9065 fax: +1 520 792-8795 http://www.geo.arizona.edu/ http://www.ispe.arizona.edu/