1. Information slide Air pollution is the introduction of chemicals, particulates materials,or other harmful materials into the earth’s atmosphere, possibly causing diseases, death to humans, damage to other living organisms such as food crops, or the natural or built enviroment. Some common air pollutants are:  Ozone  Particulate matters  Carbon monoxide  Nitrogen oxides  Sulfur dioxide  Lead

2. Question time. Question: What will happen if air pollution continues?

3. Answer Human may face death,crops may get damage, built enviroment may be harmed. Have You Answer Correcty? By: Group 4 ( water hazards ) Rui En Jenny Kishen Zheng Quan Adlina