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C. D. Keeling First Measures Atmospheric CO2
Title
C. D. Keeling First Measures Atmospheric CO2
Description
C. D. Keeling installed his first CO2 measuring machine at Mauna Loa Observatory in Hawaii - he was the first to precisely and consistently measure CO2, and his first measurement was 310 ppm CO2 in the atmosphere. Today's levels are nearly 410 ppm.