Sir: The heinous attempted actions of humans have now brought up their results with more intensifying tendency. We have, from up to down, polluted every creative of Almighty Allah including perspective of ecosystem to earth. And now another disaster to be faced when the research came out that air pollution owns as bad as smoking a cigarette pack per day. It is indeed, the Ozone, a natural cover of the earth and a safeguard from hazardous gases present in the ecosystem, is being deflected as fast as the cars, companies, industries and other factors are exhaling gases which are dangerous for Ozone layer. The consequences are obvious. We are confronting number of lethal diseases like skin cancer, lung cancer and many other appalling diseases are now common as the climate change abounds as with respect to the days pass. ASIF MURAD UMRANI Karachi