skeptical about the concept in general...but want to make a dent in societies carbon footprint...? Doesn't personal footprint translate into societal footprint

skeptical about the concept in general...but want to make a dent in societies carbon footprint...? Doesn't personal footprint translate into societal footprint? Otherwise, nothing short of banning all food and force-feeding everyone bugs, or having a few world wars is going to make a dent.