Obviously, the correct way to interpret the fact that city air contains high levels of pollutants and heavy metal particles, is to question why there isn't more to dissuade motorists (the perpetrators) rather than question the benefits of cycling (the recipients).
Obviously, the correct way to interpret the fact that city air contains high levels of pollutants and heavy metal particles, is to question why there isn't more to dissuade motorists (the perpetrators) rather than question the benefits of cycling (the recipients).