The Ozone Layer Ozone layer depletion slows There is good news about the ozone layer above us. The good news about the ozone layer is not always frequent. On International Ozone Day, the report came in that the ozone levels have decreased above Montreal and other residents of southern Canada. The ozone levels have decreased to a normal level. Normal meaning the levels have dropped from the levels reported in 1980. The ozone layer is an …showed first 75 words of 439 total…

…showed last 75 words of 439 total…repeated 100,000 times until the chlorine atom is finally neutralized. According to the Environmental Protection Agency, they predict that for every one percent drop in global ozone, there would be a one to three percent increase in skin cancer. Ultraviolet light can kill many forms of life, even bacteria. This is why ultraviolet light is used to sterilize surgical equipment. Ultraviolet also kills beneficial forms of life and can affect the life cycle of many organisms.