Pollution is the introduction of contaminants into the natural environment that cause adverse change. pollution can take the form of chemical substance or energy. pollution are of many types such as noise, water, soil, air and land pollution. pollution is often classified as point source or non point source. Pollution can be worse at terms of diseases. it can cause diseases such as throat inflammation, chest pain,cardiovascular disease that can be lethal. Pollution can be controlled by recycling,preventing , composting and many more. It is caused primarily by burning matter. The Texicology and environmental health program at US National Library of Medicine maintains a comprehensive control on pollution.We should minimize the amount of waste. Any educated person should be wise enough not to pollute the earth.
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The word, 'pollution' means to make dirty. Pollution causes imbalance in the environment. Environmental pollution is a serious problem. Nearly 35 percent of India's total land area is subject to serious environmental pollution.Industrialization has led to urbanization, which has added to the pollution problem.

Air pollution
is the most dangerous form of pollution. land and water pollution have worsened the situation. Pollution causes several types of harmful disease. We must control pollution for our survival. 

The word pollution 'pollution', has been derived form a Latin word, 'pollutionem,' which means to make dirty. Pollution is the process of making the environment. i.e. the land, water and air dirty by adding harmful substances to it. Pollution causes imbalance in the environment. This imbalance has threatened the very survival of life. It is a threat to the whole world.