POLLUTION

1. PROJECT SHIKSHA 2006PROJECT SHIKSHA 2006
Our sincere thanks toOur sincere thanks to
S.S.AS.S.A-- MICROSOFTMICROSOFT

2. POLLUTION
• PRESENTED BY
• P.KANDASAMY & K.MUTHURAJ
• S.AMALARANI
• SIVAKASI.

3. Pollution is thePollution is the
Undesirable changesUndesirable changes
in thein the
Living habitants.Living habitants.

4. I

5. AIR POLLUTIONAIR POLLUTION
WATER POLLUTIONWATER POLLUTION
NOISE POLLUTIONNOISE POLLUTION
THERMAL POLLUTIONTHERMAL POLLUTION
CLASSIFICATION OF
POLLUTION

6. CAUSES OF AIR POLLUTIONCAUSES OF AIR POLLUTION
Smoke led outSmoke led out
from industries andfrom industries and
vehicles.vehicles.

8. CONTROL OF
AIR POLLUTION
Planting
trees in
many places

10. CAUSES OF WATER POLLUTION

11. CAUSES OF WATER
POLLUTION
Wastage from oil
refineries, chemical
industries etc…..

12. POLLUTION

13. CAUSES OF NOISE
POLLUTION

14. NOISE POLLUTION AFFECTS
EAR DRUMS

16. WHAT IS THERMAL
POLLUTION
• The problems caused by waste heat in the
Aquatic environment is called
THERMALPOLLUTION

17. SOURCES
• Coal fired power plant
• Industrial waste
• Domestic sewage

18. EFFECTS OF THERMAL
POLLUTION
• Physical effects : The solar energy that affects
the earth’s surface about 8x107gw.
• Chemical effects : Thermal death of fish.
• Biological effects : Nature migration of fish is
affected
.

19. WASTAGE
FROM TEXTILE
INDUSTRIES
ENVIROMENTAL EFFECTS

20. CONTROL OF THERMAL
POLLUTION
• COOLING POND METHOD.
• SPRAY POND METHOD.
PLANTS
POND C
C-
CONDENSOR

22. THANKING
YOU