base data source:
http://www.ipcc.ch/report/sr15/
input fields values can be overwritten   > Chapter 2
SPM >
A. Budget from 2018 to 2100                      
A
CO2 budget from 2018 to 2100
in Gt
420 see Table 2.2
 
B. Emissions 2018 - 2019                      
see sheet:  Global Carbon Project
annual change rate:    2,5% 2,5% 0,9% 1,9% 0,4% -1,1% 0,4% 2,2% 0,6%  
  year: 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 sum
2018 - 2019
anthropogenic CO2 emissions    in Gt 38,2 39,2 40,2 40,5 41,3 41,5 41,0 41,2 42,1 42,4 84 B
anthropogenic CO2 emissions exclusive FOLU    in Gt 33,2 34,3 34,8 35,0 35,2 35,2 35,4 35,8 36,6   info
FOLU (LUC) CO2 in Gt[1] 5,1 4,9 5,4 5,6 6,1 6,2 5,6 5,4 5,5   info
share FOLU CO2: 13% info
C. Budget 2020 - 2100                      
CO2 cumulative budget 2020 - 2100 in Gt         336 = A - B
D. Emissions in the base year 2019 and minimum emissions 2020 - 2100 (potential global negative emissions)      
CO2 emissions in the base year 2019 in Gt (see B.) 42,4   illustrative model paths IPCC SR15 results for use in the ESPM or RM
in Gt P1 P2 average change rate 2019: 1,2%  
Minimum CO2 emissions in Gt (a negative value stands for global net negative emissions); Emin: -4,35 year 2100 -3,52 -4,47 -4,00 year 2018 2019     2019
excl. FOLU / ISA 36,63[2] 37,06     37,06 ► EDGAR: global emissions without FOLU and international sipping and aviation (ISA)
proportion of minimum emissions on global emissions in 2019:               -10,27%       -8,3% -10,6% -9,4%         IPCC P1 P2 average
E_min here in Gt -4,35   E_min in Gt -3,52 -4,47 -4,00
share in global emissions 2019 without FOLU and ISA -11,74%     -9,51% -12,07% -10,79%

[1]
RM:
CO2 emissions from land use changes; therefore the abbreviation LUC is sometimes used
[2]
RM:
actual value
source: EDGAR