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.
The Ratification Fight: Women Suffrage and the Nineteenth Amendment. N.Y. Times Articles on Ratification Cases Minor vs. Happersett (1875) Virginia Minor who, in Minor v Happersett, unsuccessfully argued that the 14th Amendment guaranteed women the right to vote.his same amendment would be introduced in every session of Congress for the next 41 years. In July 1890, the Territory of Wyoming, which allowed women to vote, was admitted as a state. Wyoming became the first state with women suffrage.