In 1974, government land temperature graphs showed no warming over a century and that the 1920s through the 1950s were very warm.

21 Jul 1974, 13 – The Des Moines Register at Newspapers.com

NOAA’s Tom Karl confirmed this in 1989.

07 Dec 1989, Page 14 – Santa Cruz Sentinel at Newspapers.com

But the world’s leading climate scientists agreed that the past had to change. And that is exactly what they did.

di2.nu/foia/1254108338.txt

NASA’s land temperatures have completely erased the 1940s warmth. 

graph.png (1130×600)

via Real Climate Science

https://ift.tt/3AfdflS

August 5, 2021 by tonyheller