presentation on pollution

2. Pollution is the effect of
undesirable changes in our
surroundings that have
harmful effects on plants,
animals and human beings….

4. occurs due to the presence of
undesirable solid or gaseous
particles in the air, in
quantities that are harmful to
human health and the
environment…

5. Major sources of Air
Pollution:-
- Industries
-Automobiles and vehicles
-High Proportion of
undesirable gases, such as
sulphur dioxide and carbon
monoxide

8. Water pollution
occurs due to the presence of
undesirable solid or dust
particles in the water, that are
harmful for human health and
for the environment…

9. Causes of Water Pollution
Major sources of water
Pollution:-
- Industries
- Polluted rivers and canals
- Oil tankers

10.  On living organisms
 On plants
 On water sources
 On aquatic organisms

11. Noise pollution
is displeasing human, animal or
machine-created sound that
disrupts the activity or
balance of human or animal life

12. Causes of Noise Pollution
Major sources of Noise Pollution:-
- Industries
- Vehicles
- Loudspeakers
- Aircrafts

13. Effects of Noise pollution
 On human beings
on physical health
on mental health

14. Prevention of noise pollution