we had a unit on environment and as a part of ict we made it

1. Types of pollution
By Bhavika and Shruti

2.  Pollution is the introduction of
contaminants into a natural environment that
causes instability, disorder, harm or
discomfort to the ecosystem.
 Pollution can take the form of chemical
substances or energy such as noise, heat or
light. Pollutants, the components of pollution

3. Air pollution
Water pollution
Land pollution
Noise pollution

4.  Air pollution is the introduction of
chemicals, particulate matter, or biological
materials that cause harm or discomfort to
humans or other living organisms, or cause
damage to the natural environment or built
environment, into the atmosphere.

5. Acid rain
Smog
Green house effect

6.  Release of carbon dioxide into the atmosphere,
this happens because of deforestation and fossil
fuel burning.
 Sulfur dioxide is another air polluter and is
released into the atmosphere by the burning of
sulfur containing compounds of fossil fuels. Sulfur
oxides are very dangerous to humans at a high
concentration. Sulfur in the atmosphere is
responsible for acid rain

7.  Any change or modification in the
physical, chemical and biological
properties of water that has a
detrimental consequence on living
things is water pollution.

8.  Waste products from factories
 Waste from sewage system
 Waste from power plants
 Waste from underground
coalmines
 Waste from oil wells

9.  Spreads dieaeses
 Affects food chain
 Causes algae

10. Land pollution is the degradation of the
earth’s surface and misuse of land
resources often caused by human
activities.

11.  Throwing garbage
 Construction
 Waste
 Industrial waste

12.  Animals will eat the garbage
 Agriculture
 Littering
 Mining

13.  Noise pollution is excessive, displeasing
humans or animals or machine created
noise environmental that disrupts the
activity or balance of humans and animals.

14. Hearing problems
Sleep disturbuens

15.  Traffic noise
 Rail noise

16.  Wikipedia
 What is water pollution
 Pollution ell.ppt