TraCE 22,000 to 1950 Roadmap

Case ID Prefix Years BP (relative to 1950) YearCount from 22kaBP Ice5G T NH FreshH2O to ocean1 SH FreshH2O to ocean1 Notes
b30.22_0kaDVT trace.01 22000-20001 00001-02000 LGM

  		 LGM                          
b30.20_0kaDVT trace.02  20000-19001 02001-03000  
b30.19_0kaDVTa trace.03  19000-18501 03001-03500 H1 NA  
b30.18_5kaDVTa trace.04 18500-18401 03501-03600 19.0 
b30.18_4kaDVT trace.05 18400-17501 03601-04500 NA,GOM  
b30.17_5kaDVT trace.06 17500-17001 04501-05000 18.0 
b30.17_0kaDVTd trace.07  17000-16001 05001-06000

17.0

 BA      
b30.16_0kaDVTd trace.08  16000-15001 06001-07000 16.0  
b30.15_0kaDVTd trace.09  15000-14901 07001-07100 15.0    
b30.14_9kaDVT trace.10  14900-14351 07101-07650  
b30.14_35kaDVT trace.11  14350-13871 07651-08130 mwp1A MR,GOM

RS,WS

 changed atm/lnd timestep
b30.13_87kaDVT trace.12  13870-13101 08131-08900 14.0 preYD  NordS,GOM,SLR RS  
b30.13_1kaDVT trace.13  13100-12901 08901-09100 13.0 Barents Sea opens
b30.12_9kaDVTn trace.14  12900-12501 09101-09500       YD SLR                         

 

 Bering Strait opens
b30.12_5kaDVTn trace.15  12500-12001 09501-10000 12.5 SLR,MR  
b30.12_0kaDVTn trace.16  12000-11701 10001-10300 12.0

SLR,HS,

A,NS,BS 

  
b30.11_7kaDVTa trace.17  11700-11301 10301-10700 11.5  RS,WS

 

                  

  
b30.11_3kaDVT trace.18  11300-10801 10701-11200 11.0      H          

A,SLR,HS,

BS,NS

           

  
b30.10_8kaDVT trace.19  10800-10200 11201-11800 10.5  
b30.10_2kaDVT trace.20  10200-09701 11801-12300 10.0  
b30.09_7kaDVT trace.21  09700-09201 12301-12800 9.5  
b30.09_2kaDVT trace.22  09200-08701 12801-13300 9.0  
b30.08_7kaDVT trace.23  08700-08501 13301-13500 8.5   
b30.08_5kaDVT trace.24  08500-08001 13501-14000  
b30.08_0kaDVT trace.25  08000-07601 14001-14400 8.0  
b30.07_6kaDVT trace.26  07600-07201 14401-14800 7.5  Hudson Bay opens
b30.07_2kaDVT trace.27  07200-06701 14801-15300 7.0  
b30.06_7kaDVT trace.28  06700-06201 15301-15800 6.5  
b30.06_2kaDVT trace.29  06200-05701 15801-16300 6.0  Indonesian Throughflow
b30.05_7kaDVT trace.30  05700-05001 16301-17000 5.5          
b30.05_0kaDVT trace.31  05000-04001 17001-18000 4.5  
b30.04_0kaDVT trace.32  04000-03201 18001-18800 3.5  
b30.03_2kaDVT trace.33  03200-02401 18801-19600 2.5  
b30.02_4kaDVT trace.34  02400-01401 19601-20600 2.0  
b30.01_4kaDVTc trace.35  01400-00401 20601-21600 0.5  
b30.00_4kaDVTd trace.36  00400BP-1990CE2 21601-22040 modern  

1 See He Dissertation for detail on timing and magnitude of meltwater forcing.

2 Time variable is relative to 1950CE.

Filename Construction

Form: Prefix.YearsBP.componentModel.h0.Variable.YearCountFrom22kaBP.nc

Example: trace.02.20000-19001BP.cam2.h0.CLDHGH.02001-03000.nc

Key
A Arctic
BA TraCE-Bolling-Allerod
BS Barents Sea
GOM Gulf of Mexico
H TraCE-Holocene
H1 TraCE Heinrich event 1
HS Hudson Strait
MR MacKenzie River
mwp1a TraCE-Meltwater pulse 1a
NA North Atlantic
NHMW Northern Hemisphere Meltwater forcing
NordS Nordic Sea
NS North Sea
SHMW Southern Hemisphere Meltwater forcing
SLR St. Lawrence River
YD  TraCE-Younger Dryas