Arctic Ozone Hole. The Ozone Layer The ozone layer is a layer in Earth's atmosphere which contains relatively high concentrations of ozone (O3). This layer absorbs 97-99% of the sun's high frequency ultraviolet light, which is potentially damaging to life on earth.
Nettie Stevens: Scientist Extraordinaire and STEM Icon; a Steampunk Feministâs Perspective Nettie Stevens If you want an example of the true grittiness and resourcefulness of the American spirit, you canât go past Nettie Stevens.
Harold Ray Ragsdale (born January 24, 1939), known professionally as Ray Stevens, is an American country and pop singer-songwriter and comedian, known for his Grammy-winning recordings Everything Is Beautiful and Misty, as well as comedic hits such as Gitarzan and The Streak.