Water pollution ppt for class 9th
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WATER POLLUTION By:-Abhishek.S Adithya.R.Shankar Sai Sanketh Vaibhav
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Transcript of Water pollution ppt for class 9th
WATER POLLUTION
By:-Abhishek.S
Adithya.R.Shankar
Sai Sanketh
Vaibhav
What is earth made of???
HYDROSPHERE
Hydrosphere is polluted by us humans and this is called water pollution.
In this ppt we are dealing with water pollution
CONTENTS
WATER POLLUTION INTRODUCTION
DIFFERENT TYPES OF WATER POLLLUTION
CAUSES OF WATER POLLUTION
EFEECTS OF WATER POLLUTION
WAYS TO STOP WATER POLLUTION
Water Pollution
Water Pollution occurs when external polluting materials are released into the water,
contaminating the quality of it for other users.
TYPES OF WATER POLLUTION
POINT SOURCE
NON-POINT SOURCE
POINT SOURCE POLLUTION
Pollution flowing from a single and identifiable source such as discharge pipe from a factory, roadway, or leaking underground storage tank. This is called Point source pollution.
POINT SOURCE POLLUTION
Non point source pollution
Pollution collected by rain falling over a larger watershed which is then carried by runoff to a nearby lake or stream, or by infiltration into the groundwater. This is called Non point source pollution.
Different Causes of Water Pollution
Marine Dumping
Industrial Waste
Sewage, mainly
from households
Different Causes of Water Pollution
Nuclear waste
Oil spills
Underground
storage leaks
Effects on Environment
Toxic water
Thermal heating
Our sources of
water
Effects on Humans
Diseases caused by:
Drinking contaminated water
Swimming in polluted water
Contact with chemically polluted water
EFFECTS ON THE SEA
Effects on Animals
200 turtles in Australia’s surround
waters die each year
Effects on Animals
Birds and mammals become
coated with oil
HEALTH EFFECTS OF WATER POLLUTION
What You Can DoTHESE ARE THE
STEPS EVERYONE
SHOULD FOLLOW IN
THEIR LIFE TO STOP WATER
POLUTION
Turn off running water
chemicals
Fertilize correctly
Organize or participate in
a clean up
Join a special society devoted to the prevention of water pollution
Spread awareness
Thank You For watching this Power point presentation of
“WATER POLLUTION”
PLEASE
SAVE WATER
IT’S VERY
PRECIOUS
