• What is the ozone layer? - Weather Questions

      www.weatherquestions.com/What_is_the_ozone_layer.htm What is the ozone layer? The ozone layer is a deep layer in the stratosphere, encircling the Earth, that has large amounts of ozone in it. The layer shields the ...
    • The Ozone Layer

      theozonehole.com/ozonelayer.htm The Ozone Layer. The ozone layer is a layer in Earth's atmosphere which contains relatively high concentrations of ozone (O3).
    • Ozone Depletion Information, Ozone Depletion Facts, Ozone ...

      environment.nationalgeographic.com/environment/.../ozone-depletion-overview The ozone layer is a belt of naturally occurring ozone gas that sits 9.3 to 18.6 miles (15 to 30 kilometers) above Earth and serves as a shield from the harmful ...
    • Ozone layer - ScienceDaily

      www.sciencedaily.com/terms/ozone_layer.htm The ozone layer is the part of the Earth's atmosphere which contains relatively high concentrations of ozone (O3). "Relatively high" means a few parts per million ...
    • Depletion of the Ozone Layer - Chemwiki

      chemwiki.ucdavis.edu/Physical_Chemistry/.../Depletion_of_the_Ozone_Layer The earth's stratospheric ozone layer plays a critical role in absorbing ultraviolet radiation emitted by the sun. In the last thirty years, it has been discovered ...
    • Ozone | Air & Radiation | US EPA

      www3.epa.gov/ozone Stratospheric Ozone The stratosphere, or "good" ozone layer extends upward from about 6 to 30 miles and protects life on Earth from the sun's harmful ultraviolet (UV ...
    • Science - Ozone Basics

      www.ozonelayer.noaa.gov/science/basics.htm Science: Ozone Basics. Ozone is very rare in our atmosphere, averaging about three molecules of ozone for every 10 million air molecules.