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.
Alice Paul, (born January 11, 1885, Moorestown, New Jersey, U.S.âdied July 9, 1977, Moorestown), American woman suffrage leader who introduced the first equal rights amendment campaign in the United States. Paul was reared in a Quaker home.