Geography, asked by randycunningham7142, 1 year ago

what factors are responsible for qualitative decline of pure water resources?

Answers

Answered by Noah11
50
The main causes for qualitative decline in the purity of water resources are as follows:

1-Sewage- This contains waste water from our household and other domestic waste dumped into water bodies.

2- Industrial waste- This includes wastes discharged from factories, refineries into the water bodies. These wastes contains harmful chemicals such as alkalis, acids etc. and toxic metals like mercury, arsenic etc. Which kills the aquatic life.

3- Oil spills- Oils released from oil drums which are accidentally discharged from ships into the water bodies.

Answered by preet8643
16
The factors which are responsible for qualitative decline in the purity of water resources are ::::

•sewage
•industrial waste and chemicals being dumped in waterbodies
•agricultural pesticides
•cattle bath in rivers
• washing clothes and utensils in river
•throwing garbage in waterbodies
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