refers to all the ways by which human activities contaminate the environment. It includes air pollution, water pollution, soil pollution, and noise pollution. Air pollution is caused by the release of harmful gases and particles into the atmosphere, such as carbon dioxide, sulfur dioxide, and nitrogen oxides. Water pollution is caused by the release of chemicals, such as fertilizers and pesticides, into rivers, lakes, and oceans. Soil pollution is caused by the release of hazardous substances, such as heavy metals, into the soil. Noise pollution is caused by the excessive noise from industrial activities, transportation, and construction. All these forms of pollution have a negative impact on the environment, leading to health problems, destruction of ecosystems, and climate change.