Water pollution ,causes & effects

Water pollution ,causes & effects

Water pollution

Water is essential to life. It need a spelt out exactly how important it is water pollution is one of the most serious ecological threats we face today. Water pollution happens when toxic substances enter to water flows like rivers, lakes and oceans getting mixed up in them, suspended in the water or depositing on the bed. This decreases the quality of water. Not only does this spell disaster for aquatic ecosystems, the pollutants also keep through and reach the ground water. It affects the plants and organisms living in the water. Agriculture is one of the major sources of water pollution because the fertilizers given to the crops for better growth are washed into the water in the lakes or rivers, which in large amounts pollute the water.

Types of water pollution

There are various types of water pollution based on the various water pollution.

  1. Chemical-

When various chemicals are the water pollution causes fuel, kerosene, oils such as compounds are lighter than water and thus always sit on top of water forming sheens of free product.

      2. Biological-

When various micro organisms worms and algae occuring in a large numbers are the water pollution causes.

      3. Radio logical-

When radioactive materials are the water pollutant causes.

Sources of water pollution

Water pollution can be caused by lots of ways, one of the most polluting being any sewage and industrial waste discharge. Soils and ground waters contain the residue of human agriculture practices. The main causes of oil related water pollution are

  • loss from storage facilities
  • spillage during delivery
  • delibrate disposal of waste oil to drainage systems.

Lots of people dump super market trolleys, bicycles, garden cuttings and electronic waste into rivers or river banks.

How Water pollution affect on life cycle

  • drinking polluted water
  • bathing or showering in polluted water
  • swimming in polluted water
  • consuming polluted food affected by polluted water
  • consuming meat from animals fed as in polluted water of food affected by polluted water.


Humans are affected by this process as well. People can get diseases such as hepatitis by eating seas food that has been poisoned. In many poor nations, there is always outbreak of cholera and diseases as a result of poor drinking water treatment from contaminated waters. The effects of water pollution may appear immediately after exposure and be more or less violent in the case of drinking water with a high amount of pollutants. The health affects of drinking contaminated water may range from simple intoxication and stomach acts to deadly diseases or sudden death.

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