ENVIRONMENTAL
POLLUTION
DONE BY,
ARYA.M.L
ANILA.G.R
AISWARYA.M.J
ANU.H.M X R
INTRODUCTION
Air,water,soil,human beings,animals and plants etc exists in a
mutually interacting and interdependent manner. This is called the
environment.
Pollution is an undesirable change in physical, chemical or
biological characteristics of air, land, water that may harmfully affected the
life of an organism.
Many human activities affected the environment causes
pollution. Air, water and soil are the important elements will affect all living
things.
There are main three types of pollution. They are: Air pollution
 Water pollution
 Soil pollution
 Sound pollution
TOPIC
ENVIRONMENTAL
POLLUTION
AIMS & OBJECTIVES




To know more about environment.
To aware others about environmental pollution.
To understand about the demerits of environmental pollution.
Avoiding environmental pollution.
DATA COLLECTION
Environment
It is a much discussed term today. The word
environment is not new. The new Malayalam word “Paristhithi” put
forward as a counter part of English word “Environment” indicates a
more expansive idea in-depth and technical meaning. The state
institution of languages and the late N.V.Krishna warrier is thought to
be behind it. In Hindi, the equivalent word is “Pariyavaram”. It might
be because of the part awaram that some how this, then fails to
convey the depth of Paristhithi.
The term Ecology came into use in Kerala much later.
The Malayalam translation turned into be “Paristhithi-Vijnanam” .The
word Ecology has its origin from the Greek word “Oikas” this means
habitat.
About Pollution
Pollution of an undesirable change in physical,
chemical or biological characteristics of air, land and water that
many harmful affected the life of an organism.
We need an environment that helps create a favorable
surrounding for the healthy existence and development of living
organisms. But our environment is constantly being polluted by man
made factors like growing industrialization, urbanization, population
explosion and indiscriminate imploitation of natural resources –
natural calamities like forest fire, volcanic eruptions , land slides ,
hurricanes and other disasters are also adding to the environment
pollution. This is fast becoming a global issue that threatens of very
existence of human race. To prevent our own environment from
harming us we need to create an awareness among people of the
consequence of environmental pollution and the importance of
protecting it only constant efforts to bring awareness can save us
from this perilous journey to down the purpose of this lesson is just
importance and the precautionary measures to be taken to nultify the
disastrous effects of environmental pollution. These are main 3 types of
pollution they are:
 AIR POLLUTION
 WATER POLLUTION
 SOUND POLLUTION
AIR POLLUTION
Atmospheric air get polluted by many gases
which are harmful to human beings, plants and animals air
pollution became more intense after 1950s.
Pollution of air causes acid rain which harmfully
affects the living organisms and buildings. The poisonous substance
prevent in the atmosphere may gradually affect the fertility of the
soil.
The air we breath gets polluted by the presence of
disease causing germs or microorganisms enters the body through
the inhalation of polluted air. These causes diseases and disorders.
Descargar

Slide 1