Question

Paragraph on demerits of water pollution

Answer 1

Answer:

There are many causes of water pollution example 1. the physical disturbance of land due to construction of house, increase in fertilizers to grow more foods

Answer 2

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Water pollution

Water is an essential natural element that helps humans to survive on Earth. Our body constitutes 60 percent of water.

Water pollution is linked to the word contamination. It refers to the presence of impurities and harmful elements in the water. The polluted water is not fit for drinking and is harmful to living beings such as animals, birds, and human beings. Water pollution is a source of many deadly diseases that cause harm, diseases, and even kill human civilization.

Water pollution leads to the destruction of the environment and all of its components. We need clean water for our survival, and it is our responsibility to conserve it.

>>>>> Reasons for water pollution

•Industrial Waste.

•Sewage and Wastewater.

•Mining Activities.

•Marine Dumping.

•Accidental Oil Leakage.

•The burning of fossil fuels.

•Chemical fertilizers and pesticides.

•Leakage From Sewer Lines.

√ We need to perform sewage treatment

Stage 1: Screening

Stage 2: Primary treatment

Stage 3: Secondary treatment

Stage 4: Final treatment