Seven main fossil fuel combustion sources Contribution (%) Liquid fuels (e.g., gasoline, fuel oil) 36 % Solid fuels (e.g., coal) 35 % Gaseous fuels (e.g., natural gas) 20 % Cement production 3 % Flaring gas industrially and at wells < 1 % Non-fuel hydrocarbons < 1 % "International bunker fuels '' of transport not included in national inventories 4 %
most greenhouse gas emissions (44 ) are coming from which type of fossil fuel
Liquid fuels (e.g., gasoline, fuel oil)