Vostok Ice Core N2O Isotope Data
---------------------------------------------------------------------
              World Data Center for Paleoclimatology, Boulder
                                and 
                   NOAA Paleoclimatology Program
---------------------------------------------------------------------
NOTE: PLEASE CITE ORIGINAL REFERENCE WHEN USING THIS DATA!!!!!

NAME OF DATA SET: Vostok Ice Core N2O Isotope Data
LAST UPDATE: 10/2001 (Original receipt by WDC Paleo)

CONTRIBUTORS: Todd Sowers, Pennsylvania State University

IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER: 2002-003

SUGGESTED DATA CITATION: Sowers, T.A., 2002,
Vostok Ice Core N2O Isotope Data, 
IGBP PAGES/World Data Center for Paleoclimatology 
Data Contribution Series #2002-003. 
NOAA/NGDC Paleoclimatology Program, Boulder CO, USA. 

ORIGINAL REFERENCE:  Sowers, T.A., 2001, The N2O record 
spanning the penultimate deglaciation from the Vostok ice core,
Journal of Geophysical Research - Atmospheres, 
Vol. 106, No. D23, p. 31,903,  Dec. 16, 2001.
 

FUNDING SOURCE: US National Science Foundation, Office of Polar Programs 
(Grant#  NSF/OPP 95-26556 to Todd Sowers/PSU) 

GEOGRAPHIC REGION: Antarctica

PERIOD OF RECORD: 158-93 KYrBP

LIST OF FILES: Readme_Vostok_N2O.txt (this file),
Vostok_N2O_iso.xls (Microsoft Excel format)
Vostok_N2O_iso.txt (ASCII text format) 
                

DESCRIPTION: Vostok Ice Core N2O Isotope Data

Latitude 78o 28' S, 
Longitude 106o 48' E 
Elevation : 3488 masl 

Variable names :  Depth; Gas Age; [N2O], d15N of N2O, d18O of N2O 

Variable units   (meters below surface), (kyears before present),  (ppbV), 
(permil with respect to atmospheric N2), (permil with respect to SMOW) 

Data precision (± 0.1m), (± 5,000 years), (±5ppb), (± 0.8 permil), (±2 permil) 
Sowers 2001 N2O/Isotope data
JGR-Atmospheres, Vol. 106, No. D23, p. 31,903, Dec. 16, 2001

DATA:
Vostok data on the elemental and isotopic composition of N2O		
			

Depth (mbs)	Gas Age (ka)	  [N2O] (ppbV)	d15N (‰ )	d18O (‰)
1403.9	93.5	264.5		
1534.6	102.9	244.5		
1580.5	106.1	262.8		
1633.6	109.8	250.7		
1663.2	111.8	273	10.8	50.6
1692.2	113.8	270.8		
1692.2	113.8	291.3		
1724.3	116.2	259.9		
1724.3	116.2	265.2		
1756.8	118.6	274.1		
1767.1	119.4	265.9		
1790.5	121.2	269		
1790.5	121.2	269.3		
1826.5	124.0	256.9		
1826.5	124.0	263.8	9.9	46.4
1843.2	125.3	269.4		
1843.2	125.3	258.6		
1849.1	125.8		10	46.2
1862.2	126.9	265.4		
1879.2	128.3	242.9		
1895.2	129.7	241.5		
1895.2	129.7	248.7	9.8	45.9
1909.2	130.8	227.6		
1909.2	130.8	233.8	11.9	47.6
1912.2	131.1	226.8		
1912.2	131.1	253.8	11.3	47.4
1930.2	132.6	230.3		
1930.2	132.6	244.3	19	41.7
1945.2	133.8	255.4		
1945.2	133.8	251.6	19.3	44.7
1978.2	136.5	254.1		
1978.2	136.5	270.1	19.8	42.1
1996.2	138.0	313.6		
1996.2	138.0	333.9	24.7	31.4
2002.7	138.6	331.8		
2002.7	138.6	290.7		
2002.7	138.6	301.8		
2002.7	138.6	265.8	23.3	35.7
2017.8	139.8	284.6	28.3	33.7
2017.9	139.8	271.9		
2017.9	139.8	281.3		
2033.8	141.1	279.8		
2033.8	141.1	254.5	24.6	35.8
2050.5	142.5	246.5		
2066.9	143.9	236.9		
2083.9	145.3	222.6		
2099.3	146.5	251.9		
2099.3	146.5	284.8	23.4	34.4
2114.8	147.8	291.2		
2114.9	147.8	319.1	23.8	35.7
2129.2	149.0	243.1		
2129.2	149.0	200.5	29.4	44.6
2144.5	150.3	188.1		
2162.2	151.7	210.3		
2162.3	151.8	228.4	22.7	48.3
2176.5	152.9	241.3		
2190.8	154.1	248.5		
2205.2	155.3	257		
2219.2	156.5	238.7
2234.9	157.7	224.8
2239.2	158.1	249.3