Few know the degree of manipulation and corruption of the data done to prove the 20th century temperature increase was unnatural. (drtimball.com)
In the twentieth century temperature increased the most from 1900 to 1950 but human production of CO2 was lower. (drtimball.com)
This is not only significantly smaller than the observed 20th century temperature increase of 0.7 °C, but does not have the oscillatory pattern of the temperature anomalies in Fig. 1A. (pnas.org)