Question

what is pollution its types their sources and effects

Answer 1

releasing of toxic and harmful materials into the surroundings is known as pollution.there are 4 types of pollution:-
1.air pollution-air pollution is caused due to the vehicles,factories releasing smoke into the air.it can cause many sorts of lungs diseases
2.noise pollution-noise pollution is caused due to excess volume of TV,loud speakers etc.it can cause deafness and hearing problems
3.land pollution-it is caused due to dumping of garbage on land and making it dirty.it can cause health problems 
4.water pollution-water pollution is caused due to dumping waste materials into the water,washing vehicles etc.it can cause many problems like cholera dysentery,diarrhoea etc.

Answer 2

$\huge\textbf{Pollution :}$


Pollution is one of the biggest problem on earth. It make the environment, air, water etc dirty and dangerous for everyone.

It leads to many changes in environment which are very dangerous for everyone.


$\huge\textbf{Types of Pollution :}$

There are many types of pollution. Some of them are -

1) Air pollution.

2) Water pollution.

3) Noise pollution.

4) Land pollution etc.

$\textbf{1) Air pollution :}$

As the population is increasing day by day. So they need vehicles also for their comforts. But due to increase in vehicles on roads it cause air pollution to the environment.

Also the smoke produced by chimney of factories is also a reason for air pollution.

It leads to many diseases like asthma, irritation in eyes etc.

$\textbf{2) Water pollution :}$

When we throw garbage, industrial wastes etc. in water it cause water pollution. Due to this many of the fishes dies. This leads to decrease in number of fishes.

$\textbf{3) Noise pollution :}$

As the vehicles are increasing on road day by day, due to this Noise pollution is also increasing day by day. Because they produce to much noise. Speakers also cause noise pollution.

Because of noise pollution children were unable to concentrate on their studies. Also people cannot sleep in noise.

$\textbf{4) Land pollution :}$

Adding of fertilizers to plants cause soil pollution. Also when factories put their industrial chemicals in water and when we use that water for our crops also cause soil pollution...

So, we have to stop the pollution from increasing. Because it only harm us. We have to plant more and more trees. Because trees helps to purify air.

=====================================