This document discusses dyes, their environmental impacts, and remediation measures. It begins with an overview of dyes and their types, then describes their industrial applications and impacts on air and water pollution. Several harmful effects of dyes are outlined, such as toxicity, carcinogenicity, and negative impacts on aquatic environments. The document concludes by presenting some remediation measures like cleaner production technologies, activated carbon absorption, air dyeing, and ultrasound-assisted dyeing to mitigate pollution.