This document discusses various sources and types of marine pollution. The main sources of marine pollution include land-based activities such as agricultural and industrial runoff entering rivers and oceans, air pollution, oil spills, shipping activities, mining, and plastic waste. Some key pollutants discussed are nutrients, sediments, pathogens, chemicals, heavy metals, persistent organic pollutants, thermal pollution, noise pollution, and invasive species. The effects of marine pollution include harm to sea life and birds, risks to human health and fisheries/aquaculture industries, eutrophication, hypoxia, and plastic entering the food chain. Control measures discussed focus on containing and cleaning oil spills.