Group members: Mayur

Jay

Umesh

Arun

Nimit

Hind

Sashreek

Harsh

Water pollution

How water get polluted

Water get polluted because of the major reason, increasing of population.

Because increasing of the population and their demands causes increasing of industry and they thing for humans, and the waste which is left they release in the water.

Water pollution occurs when harmful substances are released into the water in large quantities which cause damage to people, wildlife, or habitat or indirectly into water bodies without proper treatment to remove harmful compounds.

Introduction

There are some water pollutants ?

Sewage

Toxic Chemicals

Slit etc….. Get mixed with water , the water get polluted . The substances that pollute water are called water pollutants.

Then the time goes people through garbage in water, and then it looks like this.

First it was like this

Effect of water pollution

-Water pollution is a major problem in the global context. It has been suggested that it is the leading worldwide cause of deaths and diseases, and that it accounts for the deaths of more than 14,000 people daily.

-An estimated 700 million Indians have no access to a proper toilet,

and 1,000 Indian children die of diarrhea sickness every day.

- Some 90% of China's cities suffer from some degree of water pollution, and nearly 500 million people lack access to safe drinking water.

Water pollution affects plants and organisms

living in the bodies of water and in almost all cases the

effect is damaging either to individual species and also to the biological communities

Garbage

Major rivers of water pollution

Ganga

Brahmaputra

Yamuna

How water can be made safe for drinking ?

You have already seen how water is filtered . This is a physical method of removing impurities . A popular house hold filter is a candle type filter .

Many households use boiling as a method for obtaining safe drinking water. Boiling kills the germs present in the water.

Chlorination is a commonly used chemical method for purifying water. It is done by adding chlorine tablets or bleaching powder to the water.

we must be cautious . We should not use more chlorine tablets than specified.

Made by : JayUmeshArunMayur