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14C
1
54 ENVIRONMENTAL SCIENCES
1
Atmospheric 14C
1
Atmospheric 14CO2
1
Atmospheric C14
1
C14
1
Center for Isotope Research
1
Flask samples
1
Flask sampling
Sample date
1
Smoothed 14CO2 concentration
1
Smoothed seasonal 14CO2 concentration
1
Smoothed total 14CO2 concentration
1
University of Groningen
1
accelerator mass spectrometry
1
accelerator mass spectroscopy
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