The basics before entering into air pollution is explained here.

1. Marthandam College of Engineering
& Technology
Department of CSE & IT
OCE 551 – Air Pollution and Control Engineering
Lecture 1 – 09/07/2020

3. The place, people,
things and nature
that surround any
living organism is
called environment.

4. Environment is our basic life supporting system. It
provides
• The air to breath
• The water to drink
• The food to eat
• The land to live

5. The world of living
organisms.
Eg: plants and
animals

6. The world of
non-living
organisms.
Eg: land.

7. NATURAL ENVIRONMENT
The natural surroundings
Eg: Land
Air
Water
Living Things

8. HUMAN MADE ENVIRONMENT
It includes all things made
by human beings.
Eg: Buildings, Parks, Bridges,
Roads, Monuments and
Industries.

9. HUMAN
ENVIRONMENT
Includes human related values
and beliefs.
Eg: ©Individual ©Family
©Community ©Religion
©Educational ©Economic
©Political Situation

10. The term
‘Environment’ is
derived from a
French word
‘Environer’
meaning
“neighbourhood”.

11. NATURAL ENVIRONMENT
Land , water, air,
plants and animals
comprise the
natural
environment.

12. DOMAINS OF THE
ENVIRONMENT
 Lithosphere
 Hydrosphere
 Atmosphere
 Biosphere

13. The solid crust or the hard
top layer of the earth. It is
made up of rocks, minerals
and covered by thin layer of
soil.

17. The waters on the earth’s
surface, such as lakes,
rivers, seas, oceans, rivers
etc.

22. It is a narrow zone of
the earth where land,
water and air interact
with each other to
support life.

23. It is the thin layer of
air that surrounds
the earth.

24. How can human beings
help Environment?
Humans must learn to live
and use their environment
in a harmonious way.

28. TO DO
• Importance of the 5 layers
• A glance on Air Pollution
TAKE AWAY
• Basic information about Environment.
• Composition and structure of Environment.

29. Thank You!!!