This document discusses plastics and their environmental pollution effects. It introduces plastics as polymers used to manufacture various products like plastic bags, sheets, and furniture. Plastics pose environmental problems as they are not biodegradable. The document also discusses the principles of reduce, reuse, recover, and recycle (4Rs) to mitigate the effects of plastic pollution, including reducing waste, reusing goods, recovering energy from waste, and recycling materials. Environmental pollution from industrial activities is a major cause of health and ecological issues.