Found a mention in an earlier comment:
https://news.ycombinator.com/item?id=11241142
Source seems to be:
Methodology, starting at p. 993: http://srren.ipcc-wg3.de/report/IPCC_SRREN_Annex_II.pdf
And p. 845 (I think, "745" is clearly a typo): http://srren.ipcc-wg3.de/report/IPCC_SRREN_Ch10.pdf
Found a mention in an earlier comment:
https://news.ycombinator.com/item?id=11241142
Source seems to be:
Methodology, starting at p. 993: http://srren.ipcc-wg3.de/report/IPCC_SRREN_Annex_II.pdf
And p. 845 (I think, "745" is clearly a typo): http://srren.ipcc-wg3.de/report/IPCC_SRREN_Ch10.pdf