Title: Air pollution and plant life
Subjects: Plants, Plant Physiological Phenomena, Ecology, Luftverschmutzung, Pflanzen, Air pollution, Plantes, Effets de la pollution de l'air sur les, Environmental impact, Air, Aspect de l'environnement, Air Pollutants, Effect of air pollution on, Pollution, Effect of air pollution on Plants, Environmental aspects, PLANTS (BOTANY), ENVIRONMENT EFFECTS, Plants, effect of air pollution on, Environmental Air Pollutants, Plant Physiology