From: Jonathan Overpeck To: Keith Briffa Subject: Re: Fwd: Re: WG1 LA2 meeting - Overlap cluster A Date: Thu, 21 Apr 2005 20:37:06 -0700 Cc: Eystein Jansen , Phil Jones Hi Keith and Phil - Thanks. I read this to say that the issue of pre-1860 instrumental data is figured out ok? Plan outlined below sounds good if ok with you both. Best, Peck >Peck >FYI >Phil and have have talked about the need t adress (even if briefly) >the pre 1860 climate data - and both feel that the overlap with the >paleo records (see our 1st Figure) in the 2000 year section , is one >place to address this - though more needs to be done about the >regional bias in these data > >>X-Sender: f028@pop.uea.ac.uk >>X-Mailer: QUALCOMM Windows Eudora Version 6.1.2.0 >>Date: Thu, 21 Apr 2005 08:57:05 +0100 >>To: trenbert@ucar.edu,"Martin Manning" >>From: Phil Jones >>Subject: Re: WG1 LA2 meeting - Overlap cluster A >>Cc: "Peter Lemke" , >> "Susan Solomon" ,ipcc-wg1@al.noaa.gov, >> k.briffa@uea.ac.uk >> >> >> Martin, >> You are right, it should just be the two of us and as Keith is >>just across the corridor >> we can have the meeting beforehand or on the way together. If you >>add this though to >> your list of possible meetings you might find that some others are >>interested. This >> meeting of 3 and 6 can occur at the same time as 3 and 4, so >>during Cluster B. There >> does need to be some discussion between 4 and 6 though to decide >>where Oerlemans >> work is best located within AR4. >> There is also the issue of Ch 9 as Kevin mentioned. As with Ch >>4 using an NCEP >> temperature series for the Arctic, there might be issues with some >>other chapters >> using observed datasets which Ch 3 might think inappropriate or >>saying things about >> them that differ from what we do. Hopefully all these sorts of >>issues which get flagged >> when the overviews of the whole of AR4 get discussed (and also at >>LA3 and LA4). >> >> Cheers >> Phil >> >> >>At 02:46 21/04/2005, trenbert@ucar.edu wrote: >>>Martin I think you are right: the paleo instrumental issue is likely to >>>involve mainly Briffa from Chap 6 and Phil from our chapter, so they might >>>well spin off at some point. Are there others Phil? >>>Kevin >>> >>> >>>> Dear Kevin and Phil >>>> >>>> As you say Chapter 6 was not implicated in the cluster B overlap issues >>>> based on the author notes we received with the ZOD. You may want to cover >>>> the point raised by Phil and in particular where the long instrumental >>>> records fit, but as this seems to involve only a small number of LAs you >>>> could consider dealing with that more efficiently in a small group >>>> separately from the cluster meeting. So the choice is up to you. >>>> >>>> If it would be helpful, the TSU could start to compile a list of small >>>> group meetings requested by CLAs and look for some way of setting up a >>>> practical timetable for lunch time meetings. But we would need advice on >>>> the specific individuals who should be involved in each case and all I am >>>> offering is a "dating service" that would distribute a suggested list of >>>> times and names that we could possibly update in real time during the >>>> meeting in Beijing. >>>> >>>> Regards >>>> Martin >>>> >>>> At 09:07 AM 4/20/2005, Kevin Trenberth wrote: >>>>>Hi Martin >>>>>I agree with what Phil says, but I note that cluster B does not actually >>>>>have chapter 6 as part of it. So the question is whether chapter 6 will >>>>>be involved?. If so then we may well want to split into 2 parts. Last >>>>>night I had a quick look at Chap 9 and I am concerned about redundancy >>>>> and >>>>>overlap and conflicts: they are doing some similar things with >>>>>observations but maybe different obs, and coming to different conclusions >>>>>e.g. wrt things like dimming. >>>>>Kevin >>>>> >> >>Prof. Phil Jones >>Climatic Research Unit Telephone +44 (0) 1603 592090 >>School of Environmental Sciences Fax +44 (0) 1603 507784 >>University of East Anglia >>Norwich Email p.jones@uea.ac.uk >>NR4 7TJ >>UK >>---------------------------------------------------------------------------- > >-- >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/ -- 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/