Transcript
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
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