Air quality plays a imperative role in maintaining ecological balance and protecting the public's health. It creates smog and acid rain, causes cancer and respiratory diseases, reduces the ozone layer in atmosphere and contributes to global warming. In this industrial age, air pollution cannot be eliminated completely, but steps can be taken to reduce it.The health of the public, especially those who are the most vulnerable, such as children, the elderly and the sick, is at risk from air pollution, but it is difficult to say how large the risk is. It is possible that the problem has been over-stressed in relation to other challenges in the field of public health. Air pollution has long been known to have an adverse effect on plants. At first, it was only sulphur dioxide that was considered a dangerous pollutant. Now, with the advent of various pesticides and new Industrial processes, the range of harmful pollutants has multiplied tremendously. This dissertation allocated the effect of air pollution on plants and animals. Our nature is contine disturbed by effects of air pollution and once nature will lost we can't survive well.

I Abhilasha Jaiswal very thankful to my guide Dr Seema Singh (Assistant Professor, Deoghar college, Deoghar, Sido Kanhu Murmu University Jharkhand) for her continue support during dissertation preparation. This dissertation is all about the threats of air pollution on human health and other living beings on planet.