Figures 1 and 2 of the post are referenced to the year 2000; however, since 2000 the world has been on
an anthropogenic emissions path leading to at least a 5oC mean global temperature rise by 2100.
Instead in the case b) the replacement of of fossile fuels without quick cutting
anthropogenic CO2
emissions takes more time, but at the same time it helps to make working solutions be possible, i. e.» we can set ourselves on the
path of an energy future with energy that abundant, clean and friendly to the environment, secure, and economical.»