Rewriting Their Own Temperature Past At The National Academy Of Sciences: ‘Massively altered temp history since their 1975 report. They have eliminated most of the 1940-1970 cooling’
'If they didn’t tamper with the data, there is no global warming since 1940.' - In 1978, NOAA reported 0.5C global cooling from 1960-1965. NAS has almost completely erased that.'
