3. What is Pollution
• P o l l u t i o n i s t h e i n t r o d u c t i o n o f
c o n t a m i n a n t s i n t o t h e n a t u r a l
e n v i r o n m e n t t h a t c a u s e a d v e r s e
c h a n g e
6. Water pollution
• Water pollution is the pollution of bodies of
water, such as lakes, river, seas, the ocean, as
well as groundwater . It occurs when
pollutants reach these bodies of water
without treatment.
7. Land Pollution
• Land pollution is one which occurs due. There
is excess dumping of toxic waste.
8. Noise Pollution
• Also called noise pollution is a disturb bunce
of a silent environment with harsh laud noise.
9. Dust Pollution
• This is pollution where in the contamination is
due to dust party cles in the air.
10. How to Harmful to Health
Due to causes of smoking and drinking
alcohol.
