NASA Data Tampering In the 1940-1990 Time Period

The 1990 IPCC Report showed very little global warming from 1940 to 1990.  This graph included NASA temperature data.

ipcc_far_wg_I_chapter_07.pdf

NASA has since altered their data to show about 0.4C warming from 1940 to 1990.

Fig.A.gif (656×446)

The image below overlays the current NASA data on the IPCC data.

Global warming is indeed basic physics – i.e. NASA gets paid to generate fake temperature data for politicians.