as distance to a city decreases , the amount of light pollution will increase
pollution is danger_to_environment. water_pollution is not pollution. large_cities has pollution_problems car has not headlights_to_increase_visibility pollution_abatement is not decrease. car has headlights_to_increase_visibility pollution_abatement is decrease. level_of_pollution is not geographical_quantity. level_of_pollution is geographical_quantity. large_cities has not pollution_problems