![Hockey Stick" graph demonstrating the raise in CO2 in ppm (parts per million) over the past 1,000 yea… | Global warming, Temperature chart, Environmental awareness Hockey Stick" graph demonstrating the raise in CO2 in ppm (parts per million) over the past 1,000 yea… | Global warming, Temperature chart, Environmental awareness](https://i.pinimg.com/originals/fe/5b/49/fe5b4941ff96acbfc52de272df669d4d.png)
Hockey Stick" graph demonstrating the raise in CO2 in ppm (parts per million) over the past 1,000 yea… | Global warming, Temperature chart, Environmental awareness
![From IPCC (2001) Figure 2.21 showing the “Hockey Stick” graph of Mann... | Download Scientific Diagram From IPCC (2001) Figure 2.21 showing the “Hockey Stick” graph of Mann... | Download Scientific Diagram](https://www.researchgate.net/profile/Stephen-Mcintyre-5/publication/253200074/figure/fig1/AS:298131511103488@1448091499395/From-IPCC-2001-Figure-221-showing-the-Hockey-Stick-graph-of-Mann-et-al-1999.png)
From IPCC (2001) Figure 2.21 showing the “Hockey Stick” graph of Mann... | Download Scientific Diagram
![20 Years Later, The 'Hockey Stick' Graph Behind Waves Of Climate Alarmism Is Still In Dispute – Watts Up With That? 20 Years Later, The 'Hockey Stick' Graph Behind Waves Of Climate Alarmism Is Still In Dispute – Watts Up With That?](https://i1.wp.com/wattsupwiththat.com/wp-content/uploads/2018/04/original-hockey-stick-mbh98.jpg?fit=796%2C709&ssl=1)
20 Years Later, The 'Hockey Stick' Graph Behind Waves Of Climate Alarmism Is Still In Dispute – Watts Up With That?
![Michael E. Mann on Twitter: "I do my best to explain PCA (and it's use in our study) in "The Hockey Stick and the Climate Wars": https://t.co/YFqChmc9B2 Here's a snippet:… https://t.co/L9wN42hXzF" Michael E. Mann on Twitter: "I do my best to explain PCA (and it's use in our study) in "The Hockey Stick and the Climate Wars": https://t.co/YFqChmc9B2 Here's a snippet:… https://t.co/L9wN42hXzF"](https://pbs.twimg.com/media/Dyj0LMzX0AEoEVs.jpg)
Michael E. Mann on Twitter: "I do my best to explain PCA (and it's use in our study) in "The Hockey Stick and the Climate Wars": https://t.co/YFqChmc9B2 Here's a snippet:… https://t.co/L9wN42hXzF"
![A Disgrace to the Profession": Mark Steyn (editor), Mark Steyn, Josh: 9780986398339: Amazon.com: Books A Disgrace to the Profession": Mark Steyn (editor), Mark Steyn, Josh: 9780986398339: Amazon.com: Books](https://images-na.ssl-images-amazon.com/images/I/81L+hEWVc4L.jpg)
A Disgrace to the Profession": Mark Steyn (editor), Mark Steyn, Josh: 9780986398339: Amazon.com: Books
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Controversy behind climate science's 'hockey stick' graph | Hacked climate science emails | The Guardian
![The Hockey Stick and the Climate Wars: Dispatches from the Front Lines: Mann, Michael: 9780231152556: Amazon.com: Books The Hockey Stick and the Climate Wars: Dispatches from the Front Lines: Mann, Michael: 9780231152556: Amazon.com: Books](https://images-na.ssl-images-amazon.com/images/I/51X4MeKpLRL.jpg)