In 1938, the NY Times said 1,000 years of data are needed to distinguish global warming from natural cycles.

In 1938, the @nytimes said 1,000 years of data are needed to distinguish global warming from natural cycles.https://t.co/uHJObr4AO4 pic.twitter.com/NzamMffViL

— Steve Goddard (@SteveSGoddard) June 29, 2017