The sea level guys apparently were jealous over the amount of data tampering which the temperature guys get to do, so one day in 2012 they increased Envisat sea level rise from 0.466 mm/year to 2.33 mm/year.

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Overlay at the same scale.

But 2.33 mm.year still wasn’t up to alarmist standards, so they chucked the satellite, added the 100% fraudulent GIA, and declared sea level rise to be 3.2 mm.year