Water is one of the most precious resources the earth provides to mankind. Its use in modern age is manifold. We drink water to satisfy our thirst. We use it for domestic needs, irrigation, industrial use, transportation, power production and waste disposal. Water is universal solvent.
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Water is the real elixir. We cannot think of life without water. Life is said to have originated in water millions and millions year ago. We need water to drink, to wash our bodies and clothes, to cook our food and to grow crops, vegetables and fruits.
Water is never pure in nature except the rain water. It is always contaminated with various kinds of substances. These substances present in water, when exceed certain limit cause water pollution.
For controlling pollution of water, Government of India has already enacted the Water Pollution (Control and Prevention) Act in 1974. However, this could not be implemented successfully on account of a number of factors.
Water transport of India is divided into two types. These are Inland Water Transport and Ocean or Sea Transport. Inland waterways include transport through navigable rivers and canals. Different rivers of India possess 5000 ..
Notes on the important physical properties of water. There exists a strong cohesive force between water molecules. Because of this force of attraction the like molecules cling to one another rather tenaciously a property called cohesion.
Notes on the Unique thermal properties of water. It is a stable compound that does not decompose easily. It remains a liquid between 4º C and 90 º C and life too exists within this range.
Chemical Properties of water having biological significance. Water does not dissociate easily and hence, is an excellent solvent. It is also so because of its H-bonding capabilities and very high dielectric constant.
Free sample essay on water resources of India for kids, school and college students. Water is an inexhaustible and valuable natural resource. The existence of the plant and animal kingdoms depends on water.
Free sample Essay on River Water Pollution in India for kids, school and college students. The main pollutant of river water is industrial waste. River Jamuna in Delhi receives 6000 kg of dissolved solids, 3000 kg of heavy metals and 200 kg of detergent every day.