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Carbon Dioxide
Alert, NWT, Canada
5
Annual
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Annual-Fitted
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Apr
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Atmospheric
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Atmospheric CO2 Concentration
5
Atmospheric Carbon Dioxide
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Aug
5
Baring Head
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Barrow, Alaska
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CH4
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CO
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CO2
5
Cape Kumukahi
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Cape Matatula, Samoa
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Carbon Isotope
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Carbon Monoxide
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Christmas Island
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Dec
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Feb
5
Flask Sampling
5
H2
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Hydrogen
5
In-Situ Sampling
5
Infrared Gas Analyzer
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Jan
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Jul
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Jun
5
Keeling
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