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Outspoken Ph.D. Physical Scientist Ned Nikolov has recently raised an important question: can we trust NOAA’s Mauna Loa CO2 readings (aka the Keeling Curve)? The pre-industrial CO2 level of ~280 ppm — the starting point of many an alarmist chart — comes from ice cores which do not preserve the high-frequency elevated CO2 values that…

über According to ‘Direct Atmospheric Measurements,’ CO2 Levels were above 400 ppm in the 1940s… — Electroverse