Conversion factor C > CO2: 3,67
base data
Global Warming of 1.5 °C - an IPCC special report on the impacts of global warming of 1.5 °C above pre-industrial levels (…)
input fields values from the sheet „EDGAR“ 
source:
http://www.ipcc.ch/report/sr15/
I. Input of base data for the determination of a global budget 2020 - 2100                 > Chapter 2