The document discusses different types of pollution such as water pollution and noise pollution. It provides data on increasing levels of pollution and diseases in major Indian cities from 2015 to 2019. Water pollution is caused by factors like throwing plastic in water bodies, draining household waste, bathing animals, and discharging sewage and industrial waste. Noise pollution results from traffic, construction work, processions, and loud speakers. Both water pollution and noise pollution have severe health impacts such as vomiting, diarrhea, hearing loss, high blood pressure, and sleep disturbances. The document emphasizes that pollution is a serious problem that needs to be addressed.