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Global Average Temperature at Earth's Surface and Atmospheric Concentrations of Carbon Dioxide, 1950-2001
     
Year
Temperature
Carbon Dioxide
 
degrees Celsius
parts per million
 
1760
276.72 (at the start of the Industrial Revolution)
 
1950
13.83
311.26
1951
13.97
311.74
1952
14.04
312.22
1953
14.11
312.70
1954
13.91
313.22
1955
13.91
313.73
1956
13.83
314.25
1957
14.09
314.77
1958
14.09
315.28
1959
14.04
316.00
1960
13.98
316.91
1961
14.10
317.63
1962
14.05
318.47
1963
14.04
319.02
1964
13.76
319.52
1965
13.86
320.09
1966
13.93
321.34
1967
13.99
322.12
1968
13.90
323.11
1969
14.00
324.60
1970
14.05
325.65
1971
13.90
326.32
1972
13.95
327.51
1973
14.18
329.61
1974
13.94
330.29
1975
13.98
331.16
1976
13.78
332.18
1977
14.15
333.88
1978
14.07
335.52
1979
14.12
336.89
1980
14.27
338.67
1981
14.40
339.95
1982
14.09
341.09
1983
14.34
342.75
1984
14.16
344.44
1985
14.13
345.87
1986
14.18
347.14
1987
14.34
348.99
1988
14.42
351.44
1989
14.28
352.94
1990
14.49
354.19
1991
14.44
355.62
1992
14.16
356.36
1993
14.18
357.10
1994
14.31
358.86
1995
14.45
360.90
1996
14.34
362.58
1997
14.38
363.84
1998
14.68
366.58
1999
14.41
368.28
2000
14.39
369.39
2001
14.51
370.88
     
Source: Goddard Institute for Space Studies, NASA Goddard Space Flight Center Earth Sciences Directorate,"Global Temperature Anomalies in .01 C," updated November 2001; C.D. Keeling, T.P. Whorf, and the Carbon Dioxide Research Group, "Atmospheric Carbon Dioxide Record from Mauna Loa," Scripps Institution of Oceanography, University of California, 13 August 2001,and personal correspondence, 5 December 2001.


 

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