Visibility can be affected by levels of air pollution and

The physical interaction of light with particles and gases in the atmosphere

Explanation:

The way visibilty works is that light bounces off objects and molecules which return to our eyes and give us the ability to see our surrondings and light in the atmosphere is scattered which at times prevents us from being able to see.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.