Similar Material g78 2/8 pp. 20-23 What About Those Aerosol Sprays? Learning to Respect the Ozone Awake!—1979 Just Spray It On? Awake!—1978 Vanishing Ozone—Are We Destroying Our Own Shield? Awake!—1989 When Our Atmosphere Is Damaged Awake!—1994 How Our Atmosphere Will Be Saved Awake!—1994 Earth’s Dynamic Shields Awake!—2009 Oh, for Some Fresh Air! Awake!—1996 What Is the Greenhouse Effect? Awake!—1989 Is There No Way to Avoid Nuclear War? Awake!—1982 Should You Worry About Sun Exposure? Awake!—2009