Though India is surrounded by three sides water bodies we are now in the status of  buying water in packets and bottles.Those days water are pure and healthy but now water are contaminated by industrial efflucents and by natural calamities.Due to this our TN government has invested 800 crores for purifying drinking water supply in the state..
They are going to introduce the plan in ramanathapuram and in tuticorin district as the water resources are so salty and contanminated ie.desalination.Then they are going to use two 100-million litre-a-day  desalination plants in these districts as water resources are not comfortable for drinking use..

TN government going to develop projects in Thanjavur & Coimbatore etc by using water from Cauvery & Bhavani  from several districts.They have investigated  that there are about 60% waste in local water bodies which are bio-degradable so they decided to generate power from solid wastes.They have investment about 27 crores to generate power from solid wastes.

Can you all believe that pollution can bring cooler climate ?? 

It became true in London.We know that clouds are made up of  water droplets.when  manmade pollutants and natural emission colliding each other in clouds it brings unexpected cooling effect on earth by making clouds brighter and brighter.

which will make the clouds brighter and reflect back the sunlight to space?

The researches found that some organic compounds that are formed from forest emissions or from vehicle exhaust will affect the number of droplets in a cloud  and makes clouds appears brighter which leads to cooler climate ..