2. Types of pollution
A i r p o l l u t i o n
W a t e r p o l l u t i o n
N o i s e p o l l u t i o n
Types of
pollution
Air
pollution
Noise
pollution
Water
pollution
3. WHAT IS POLLUTION
pollution is something introduced
into the environment that is dirty.
unclean or has a harmful effect.
Toxic waste dumped into the water
is an example and of pollution.
4. Air pollution
The presence in or introduction
into the air of a substance which
has harmful of poisonous
effects.