An interesting "official" bunch of details.. i feel gives us some good perspective over what Firaxis design team meant to do and/or exploit during gameplay while *not* escaping reality and facts too much.
https://www.cnn.com/2019/09/04/us/climate-change-science-101-basics
https://www.cnn.com/2019/09/04/us/climate-change-science-101-basics
