People are walking on the street , and cars are standing on the intersection for the red light .
It is improbable that people are breathing while walking and cars are consuming gas even at a red light .
There is a very good chance that people are breathing while walking and cars are consuming gas even at a red light .
It is improbable that people are breathing while walking and cars are consuming gas even at a red light .
People are breathing while walking and cars are consuming gas even at a red light .