Most of the carbon dioxide produced by humans is .

Processes above and be sure to mention the movement of electrons and energy as the carbon atom moves from one reaction to another.

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it

The casefor proofs