"Global warming is politics not science"

In 1895 Svante Arrhenius  calculated the temperature of the Arctic regions would rise about 8 degrees or 9 degrees Celsius, if CO2 increased 2.5 to 3 times its present value. That's some conspiracy son, might as well go play with the flat earthers. 

https://earthobservatory.nasa.gov/Features/Arrhenius/arrhenius_2.php