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 in 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 diseases. We must control pollution for our survival.