Urban planners should plant hedges, or a combination of trees with hedges — rather than just relying on roadside trees — if they are to most effectively reduce pollution exposure from cars in near-road environments, finds a new study.
Urban planners should plant hedges, or a combination of trees with hedges — rather than just relying on roadside trees — if they are to most effectively reduce pollution exposure from cars in near-road environments, finds a new study.