50 pages on this wiki. Oxford comma (also known as the serial comma or Harvard comma) is the name given to the optional final comma in a series. In the phrase ham, egg, and chips it's the comma between egg and and. Entirely optional-correct punctuation neither demands nor requires it.0 pages on this wiki. Oxford comma (also known as the serial comma or Harvard comma) is the name given to the optional final comma in a series. In the phrase ham, egg, and chips it's the comma between egg and and. Entirely optional-correct punctuation neither demands nor requires it.
An Ozone Action Day, which can be declared by a local municipality, county or state, is observed at certain times during the summer months, when weather conditions (such as heat, humidity, and air stagnation) run the risk of causing health problems.he ozone layer protects people from the sun's most damaging ultraviolet rays. Because the ozone layer is located high in the atmosphere, people are not directly exposed to it. Ground-level ozone, however, is a health hazard because people breathe it.
Welcome to EPA's ozone layer protection web area. The ozone layer is Earthâs âsunscreenâ â protecting living things from too much ultraviolet radiation. The emission of ozone depleting substances has been damaging the ozone layer. But through domestic and international action, the ozone layer is healing and should fully recover by about 2065.