A group to list all resources pertaining to the MOOC "Climate Change in Four Dimensions" by Charles Kennel, PhD, Naomi Oreskes, PhD, Veerabhadran Ramanathan, PhD, Richard Somerville, PhD, Dr. David G. Victor (UC San Diego) (2014)

The chart is taken from Mikhail Budyko "Pronostic of climate change from data collected until 1970" for 1900-2050 (in a book published in 1972 or 1974)

1. first curve: change in observerd atmosphere temperatures;
2. second curve: change due to growth in energy consumption;
3. third curve: change due to the rise in CO2 concentration