Water Pollution

 Water Pollution

Water pollution is the contamination of water bodies by high concentrations of harmful substances which have a detrimental (harm) effect on living organisms and the ecosystem. Substances that create pollution are called as pollutants . There are a lot of ways that create pollution by humans and natural causes .

Some natural causes of water pollution are :

• Volcanos
• Earthquakes

Some causes of water pollution by humans are :

• Agriculture Wastes
• Industrial Wastes
• Domestic Wastes
• Oil Spill
• Mining
• Garbage dumping 
• Radioactive wastes 

Water pollution , whether it is due to natural reasons or human activities , adversely affects aquatic lives and had proved to be deadly for humans and other living creatures .

Some Effects on Water Pollution are :

• Eutrophication 
• Depletion of Oxygen
• Poisoning of Food Chain
• Death of Aquatic Animals 
• Diseases 
• Agriculture  

Water carries disease-causing microbes and have high levels of dissolved salts such and minerals , heavy metals and suspended solids . Using such water for cooking or drinking can lead to illness and can even cause death .that is why we all should purify water before drinking .

Some Methods of Purification of water are :

• Decantation
• Filtration
• Chlorination
• Boiling  

 Some methods of prevention of water pollution are :

• Reduction of Waste 
• Treatment of Sewage
• Treatment of Industrial waste 

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