pollution by muthuraj.k
TRANSCRIPT
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PROJECT SHIKSHA 2006PROJECT SHIKSHA 2006Our sincere thanks to Our sincere thanks to
S.S.AS.S.A - - MICROSOFTMICROSOFT
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POLLUTION
• PRESENTED BY
• P.KANDASAMY & K.MUTHURAJ
• S.AMALARANI
• SIVAKASI.
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Pollution is thePollution is the
Undesirable changes Undesirable changes in thein the
Living habitants.Living habitants.
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I
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AIR POLLUTIONAIR POLLUTION
WATER POLLUTIONWATER POLLUTION
NOISE POLLUTIONNOISE POLLUTION
THERMAL POLLUTIONTHERMAL POLLUTION
CLASSIFICATION OF POLLUTION
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CAUSES OF AIR POLLUTIONCAUSES OF AIR POLLUTION
Smoke led out Smoke led out from industries from industries and vehicles.and vehicles.
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CONTROL OF AIR POLLUTION
Planting
trees in many places
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CAUSES OF WATER POLLUTION
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CAUSES OF WATER POLLUTION
Wastage from oil refineries, chemical industries etc…..
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EFFECTS OF WATER POLLUTION
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CAUSES OF NOISE POLLUTION
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NOISE POLLUTION AFFECTS EARDRUM
NOISE POLLUTION AFFECTS EAR DRUMS
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WHAT IS THERMAL POLLUTION
• The problems caused by waste heat in the Aquatic environment is called
THERMALPOLLUTION
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SOURCES
• Coal fired power plant • Industrial waste
• Domestic sewage
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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 .
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WASTAGE FROM TEXTILE INDUSTRIES
ENVIROMENTAL EFFECTS
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CONTROL OF THERMAL POLLUTION
• COOLING POND METHOD.
• SPRAY POND METHOD.
PLANTS
POND C
C-CONDENSOR
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THANKING
YOU