Hum... Surely the immense mass of burned oil does much BUT in the past humans heat their homes en mass with wood and coal, I doubt these emissions count such little amount.
Aside if you tell me that burning oil is far more polluting than burning wood that's another story, but in formal CO₂ terms...
Aside if you tell me that burning oil is far more polluting than burning wood that's another story, but in formal CO₂ terms...