Visual Pollution

According to Wikipedia, "Visual pollution is an aesthetic issue and refers to the impacts of pollution that impair one's ability to enjoy a pleasant view. Visual pollution disturbs the visual areas of people by creating harmful changes in the natural environment. "

This website suggests, "Visual pollution is an aesthetic issue, referring to the impacts of pollution that impair one's ability to enjoy a vista or view. The term is used broadly to cover visibility, limits on the ability to view distant objects, and the more subjective issue of visual clutter, structures that intrude upon otherwise "pretty" scenes, and graffiti and other visual defacements.

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