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"They retrieved one of the sensors and recalibrated it at the University of Wisconsin. They discovered a software error that had introduced mistakes into the record and then used computerized analyses of the atmosphere to fill the gaps. "
They created data where none was available. I imagine there will be a lot of opinions on the validity of that data. It will probably all be overshadowed by hyperbolic shouting from both sides who know the answer without examining the methodology.
the problem is they're looking for haystacks in the eye of a needle... the temperature was read by a guy LOOKING at it. if it wasn't the right angle, etc, then the reading is wrong. Statistically all the readings are wrong.
Right. Because scientists are known for being confused by spring time.