Water pollution is adding unwanted substances to the water generally by human activities which creates undesirable changes in the water quality.
Zara can apply the following methods in order to scale down the water pollution:
By applying the above-mentioned methods one can reduce water pollutants.
Therefore, water pollution should be reduced by following the prevention measures.
To learn more about water pollution follow the given link:
https://brainly.com/question/23903647