Pliocene/Pleistocene North Atlantic Intermediate Water Data: Readme file

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                   NOAA Paleoclimatology Program
                               and
              World Data Center A - for Paleoclimatology
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NOTE: PLEASE CITE ORIGINAL REFERENCE WHEN USING THIS DATA!!!!!

NAME OF DATA SET: Pliocene/Pleistocene North Atlantic Intermediate Water Data
LAST UPDATE: 8/1999 (Original Receipt by WDCA Paleo)  
CONTRIBUTORS: Katherine Mc Intyre, A.C. Ravelo, and M.L. Delaney

IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER: 1999-048

SUGGESTED DATA CITATION: Mc Intyre, K., A.C. Ravelo, and M.L. Delaney, 1999, 
Pliocene/Pleistocene North Atlantic Intermediate Water Data, 
IGBP PAGES/World Data Center A for Paleoclimatology 
Data Contribution Series #1999-048. 
NOAA/NGDC Paleoclimatology Program, Boulder CO, USA. 

ORIGINAL REFERENCE: Mc Intyre, K., A.C. Ravelo, and M.L. Delaney, 1999, 
North Atlantic Intermediate Waters in the late Pliocene and early Pleistocene, 
Paleoceanography, 14, 324-335, 1999.

FUNDING SOURCES: National Science Foundation, USA.

GEOGRAPHIC REGION: North Atlantic
PERIOD OF RECORD:  Late Pliocene and early Pleistocene, ~2.0-1.4 MMYrBP

LIST OF FILES: Readme.McIntyre1999.txt (this file), 
ODP981.txt, ODP983.txt (Tab-delimited text format).

DESCRIPTION:
Benthic isotope and grain size data from ODP sites 981 and 983 used to 
reconstruct NAIW formation.

File:  ODP981.txt
Latitude:  55 28' N
Longitude:  14 39' W
Bathymetry:  2173 meters

Variable name: % Coarse fraction
Variable unit:  grams sediment >63 micrometers/ gram bulk sediment

Variable name: carbon isotopes (delta 13 C)
Variable unit:  per mil
Data precision:  0.05 per mil

Variable name:  oxygen isotopes (delta 18 O)
Variable unit:  per mil
Data precision:  0.08 per mil

Variable name: %Ice rafted debris
Variable unit: number of ice rafted debris/number of objects >63 micrometers
Variable name: Ice rafted debris/gram
Variable unit:  number of ice rafted debris/gram bulk sediment


File:  ODP983.txt
Latitude:  60 24' N
Longitude: 23 38' W
Bathymetry: 1983 meters

Variable name: % Coarse fraction
Variable unit:  grams sediment >63 micrometers/ gram bulk sediment

Variable name: carbon isotopes (delta 13 C)
Variable unit:  per mil
Data precision:  0.05 per mil

Variable name:  oxygen isotopes (delta 18 O)
Variable unit:  per mil
Data precision:  0.08 per mil