Now it's gotten a makeover: A study published reconstructs global temperatures further back than ever before -- a full 11,300 years. The new analysis finds that the only problem with Mann's hockey stick was that its handle was about 9,000 years too short...”
https://cdn.theatlantic.com/media/mt/science/marcott-B-CD.jpg
11,000 years worth of climate change data:
https://www.theatlantic.com/technology/archive/2013/03/were-screwed-11-000-years-worth-of-climate-data-prove-it/273870/
More of the ‘rest of the story’:
http://samslair.blogspot.com/2019/10/interglacial-temps-tempered-by-younger.html?m=1
Short Comments Relating to AGW:
http://samslair.blogspot.com/2019/12/short-comments-relating-to-agw.html?m=1
Even if one looks only at the past 1,000 years, when all of the different ‘hockey stick graphs’ are overlaid, it becomes apparent that ‘at no point’ did global overall temperatures ever rise higher than what we’re experiencing now —
“The Truth Behind Mann’s Hockey Stick” (4 minutes) — the above statement is found at the two minute mark:
https://youtu.be/r9jtVZ3RUCU