Modifying the environment caused by human influence, which often renders the environment harmful and unpleasant to live in, is called Pollution. Study CBSE Class 10 Practice Paper Here What is Pollution? In environmental pollution, pollutants originate from a source and get transported by air or water and are dumped into the soil by human beings. By natural processes, it cannot be degraded and are harmful to living organisms. Slowly degradable pollutants remain in the environment unchanged for many decades.įor example, substances such as plastic materials, heavy metals, etc., once released into the atmosphere. Pollutants can be degradable, like discarded vegetables which are rapidly broken down by the natural process. So, even a tiny amount of pollutants in the air become significant compared to similar levels present in the food. Pollutants can be solid, liquid, or gaseous substances present in greater concentrations than in natural abundance and may produce due to human activities or natural happenings.įor example, an average human being requires around \(12-15\) times more air than food. A substance that causes Pollution is known as a Pollutant. What are the Main Causes of Environmental Pollution?Įnvironmental Pollution is the effect caused by undesirable changes in our surroundings that have harmful impacts on plants, animals, and human beings.
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