GCI - Global Civilisation Index


This index is based on Global GDP

(Data derived from The World Bank)


​The current GCI is 0.728

Global Civilisation Indices

KCI - Kardashev Civilisation Index


This index* is based on Global Energy Generation

(Data derived from The World Bank and Enerdata)



​The current KCI is 0.727


* = calculated from the modification by Carl Sagan