Mauna Loa Reality: Atmosphere still not at 400 ppm CO2- down to 399.41 ppm yesterday

All the headlines of the 400 ppm barrier being broken were based on cheating and may be wrong as well.

Here’s today Keeling Curve tweet:

Click for the cheating.

Click for the wrong.

One thought on “Mauna Loa Reality: Atmosphere still not at 400 ppm CO2- down to 399.41 ppm yesterday”

  1. Someone should have told them they need to hold their breath when they stand upwind of the sensor.

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