Environment is necessary thing for this life. Environment is the air we breath, the water people drink and is everything they need for their life. But now the most important thing for the life is being polluted. This pollution affects the health of all living things. Air is damaged by lorry fumes and car, and power stations create acid rain which can destroys entire lakes and forests. When fossil fuels : gas, oil and coal are burned to provide energy for cooking, lighting etc. They form polluting gases. Not only on land but also in the sea, oils spills pollute sea water and kill marine life; chemical waste from sewage works and factories, and artificial fertilizers from farmland, pollute river water, spreading disease, and killing wildlife. Everything is being caused by humans existence.