The Ozone layer is considered the natural sunscreen which protects human beings from harmful ultraviolet rays of the sun. Even the slightest depletion of this gas poses significant problems. Records show that ground level UV radiation has grown by 10 per cent especially in the mid and higher altitudes since the past couple of decades. This has some serious implications on the environment as well as human health says Dr Ramya Raghavan Senior Consultant - Internal Medicine Columbia Asia Hospital Whitefield. Here Dr Raghavan explains you about the negative effects of ozone depletion. Ozone layer depletion adversely affects human health.