This document discusses air pollution as a type of environmental degradation that has global significance. It begins by defining environmental degradation and listing some of its causes such as depletion of natural resources and extinction of species. It then explains that while water and soil pollution are local issues, air pollution affects human life, flora and fauna, and climate on a large scale. The document aims to help students understand the causes and effects of air pollution and its importance. It lists some major sources of air pollution like industries, vehicles and deforestation. It also outlines effects on health, plants/animals and climate through issues like ozone depletion and greenhouse gases. Finally, it suggests some measures that can be taken to reduce air pollution such as improving vehicle

1. Ms . Jagmohini ,Senior Lecturer
SCERT ,Delhi.
Dr . R. K. Srivastava, Lecturer,
DIET,(S W)

2. •Depletion of natural
resources.
•Natural hazards and
industrial disasters.
•Extinction of endangered
species.
•Environmental pollution.
•Declining of quality of
life.
Environmental
Degradation means ……..

3. Among the environmental
degradation Air Pollution is
of global significance
unlike water and soil
pollution which are of local
or regional effects. Air
Pollution affects the human
life, flora and fauna,
climatic changes to a great
extent. Thus it is very

4. • know about theknow about the
EnvironmentalEnvironmental
Pollution.Pollution.
• understand theunderstand the causescauses andand
effectseffects of Air Pollutionof Air Pollution
• know the importance of
After this presentation, the
students will able to :

5. Air pollution
Water pollution
Noise Pollution
Soil Pollution
Radioactive
Pollution

6. •Industries
•Automobiles
•Agricultural
Operations
•Urbanization
•Deforestation
•Acid rain
•Garbage

7. Effects on human health
Effects on Flora and Fauna
Effects on Atmospheric and
Climatic changes
- Ozone layer
- Greenhouse effects
- Changing weather
phenomena

8. •Refinement of harmful
pollutants
•Use of C.N.G.
•Industries away from cities
•Afforestation
•Proper garbage disposal

13. MICROSOFT ENCARTA
CLASS 9 TEXT BOOK
“UNDERSTANDING
ENVIRONMENT”