US Long-Term Ecological Research Network
DE expose
Off
DE filter
Off
Definition
Atmospheric carbon dioxide concentrations acquired from Antarctic ice cores and later direct observations (Keeling C. D. et al. Exchanges of atmospheric CO2 and CO2 with the terrestrial biosphere and oceans from 1978 to 2000. Glob. Asp. SIO Ref. Ser. 01 06 (2001))
Missing Value
NA :

not available

Type
physical