The environment plays an important role a our life. b short, what we have c us including people, houses, air, water, etc. is called environment. These are the main elements d our environment. e ensuring sound life the balance f the natural elements is very significant. Sometimes g lack of knowledge, we don't realise the importance h it. As a result, we are polluting our environment unknowingly. Living i a polluted environment is undoubtedly a matter j great regret.