Untreated wastewater inevitably becomes a severe form of pollution. It is heavily contaminated with raw human waste, heavy metals, industrial chemicals, and harmful bacteria, which destroy ecosystems and cause serious health issues.

Untreated wastewater inevitably becomes a severe form of pollution. It is heavily contaminated with raw human waste, heavy metals, industrial chemicals, and harmful bacteria, which destroy ecosystems and cause serious health issues. 
Key Reasons Why Untreated Wastewater Causes Pollution
Waterbody Contamination: -
When dumped into rivers or oceans, wastewater depletes oxygen levels in the water, killing fish and destroying aquatic life. 
Harmful Algal Blooms: -
Nutrient overload from nitrogen and phosphorus causes massive algae blooms, which block sunlight and suffocate ecosystems. 
Health and Diseases:-
 Untreated sewage contains pathogens that contaminate drinking water and soil, leading to outbreaks of illnesses like cholera, typhoid, and hepatitis. 
Groundwater Seepage: -
Wastewater discharged into open ground can seep into underground aquifers, contaminating the water drawn from local borewells. 

MJF Lion ER YK Sharma 

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