This article titled "Case Studies in Eco-Chemistry: Proactive Approaches to Environmental Pollution Control" investigates the application of eco-chemistry principles in various industries to control environmental pollution. Eco-chemistry, which integrates chemistry and ecology, advocates for sustainable processes and products, aiming to reduce the environmental impact. Three case examples from the pharmaceutical business, sustainable agriculture, and plastics waste management are used to illustrate the article's basic ideas about eco-chemistry and its usefulness in pollution prevention. The findings show that eco-chemistry concepts can help greatly in pollution management when combined with proactive measures and innovation. Scientists, businesses, governments, and interested parties are all encouraged to work together as part of the recommended interdisciplinary strategy. This study reaffirms the importance of eco-chemistry in promoting sustainability and environmental stewardship, demonstrating its need for a greener tomorrow.