Question

what do you understaud by water pollution? explain its effects.

Answer 1

Answer:

Water pollution is the contamination of water bodies, usually as a result of human activities. Water bodies include for example lakes, rivers, oceans, aquifers and groundwater. ... For example, releasing inadequately treated wastewater into natural water bodies can lead to degradation of aquatic ecosystems.

Explanation:

Answer 2

Water pollution occurs when harmful substances—often chemicals or microorganisms—contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and rendering it toxic to humans or the environment.