PROJECT SHIKSHA 2006PROJECT SHIKSHA 2006Our sincere thanks to Our sincere thanks to

S.S.AS.S.A - - MICROSOFTMICROSOFT

POLLUTION

• PRESENTED BY

• P.KANDASAMY & K.MUTHURAJ

• S.AMALARANI

• SIVAKASI.

Pollution is thePollution is the

Undesirable changes Undesirable changes in thein the

Living habitants.Living habitants.

I

AIR POLLUTIONAIR POLLUTION

WATER POLLUTIONWATER POLLUTION

NOISE POLLUTIONNOISE POLLUTION

THERMAL POLLUTIONTHERMAL POLLUTION

CLASSIFICATION OF POLLUTION

CAUSES OF AIR POLLUTIONCAUSES OF AIR POLLUTION

Smoke led out Smoke led out from industries from industries and vehicles.and vehicles.

CONTROL OF AIR POLLUTION

Planting

trees in many places

CAUSES OF WATER POLLUTION

CAUSES OF WATER POLLUTION

Wastage from oil refineries, chemical industries etc…..

EFFECTS OF WATER POLLUTION

CAUSES OF NOISE POLLUTION

NOISE POLLUTION AFFECTS EARDRUM

NOISE POLLUTION AFFECTS EAR DRUMS

WHAT IS THERMAL POLLUTION

• The problems caused by waste heat in the Aquatic environment is called

THERMALPOLLUTION

SOURCES

• Coal fired power plant • Industrial waste

• Domestic sewage

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 .

WASTAGE FROM TEXTILE INDUSTRIES

ENVIROMENTAL EFFECTS

CONTROL OF THERMAL POLLUTION

• COOLING POND METHOD.

• SPRAY POND METHOD.

PLANTS

POND C

C-CONDENSOR

THANKING

YOU