please use the this file

1. POLLUTION OF AIR AND
WATER
By s.sanjaikumar viii A

2. POLLUTION
Pollution is introduction of harmful
materials into the environment
pollutants can be natural such volcanic
ash they can also pollutants damage
the quality of air and water .

3. TYPES OF POLLUTION
. Air pollution
.water pollution
.soil pollution
.radioactive pollution
. Noice pollution

4. POLLUTION
Pollution come in vehicle and factories
the pollution we don’t have oxgen all
of that etc.