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Jewel Cave, South Dakota Done!

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Jewel Cave, South Dakota Done!

  1. 1. Jewel Cave, South Dakota By:Gabrielle Pierce
  2. 2. Overview <ul><li>2 nd largest cave in world </li></ul><ul><li>Filled with crystals (hence the name) </li></ul><ul><li>144.02 miles long </li></ul><ul><li>Known for its natural beauty </li></ul>
  3. 3. Geologic Origin <ul><li>Formed by circulation of acid-rich water </li></ul><ul><li>Precambrian-era igneous and metamorphic rocks </li></ul><ul><li>Shallow sea covered area </li></ul><ul><li>Sea advanced and receded. </li></ul><ul><li>Sediment and calcium built up </li></ul><ul><li>60 million years ago Black Hills began to form </li></ul>
  4. 4. Biome <ul><li>Lies beneath a forested area. </li></ul><ul><li>Black Hills of South Colorado </li></ul><ul><li>Part of Deciduous Forest Biome </li></ul>
  5. 5. Climate <ul><li>Very hot summers and very cold winters </li></ul><ul><li>Monthly average temperatures range from a high of 86.5 degrees to a low of 1.9 degrees. </li></ul>
  6. 6. Wildlife (Animals) <ul><li>Bats </li></ul><ul><li>Rats </li></ul><ul><li>Springtails </li></ul><ul><li>Protozoa </li></ul><ul><li>Other microbes </li></ul><ul><li>Elk </li></ul><ul><li>White-tailed deer </li></ul><ul><li>Mule deer </li></ul><ul><li>Rabbits </li></ul><ul><li>Red squirrels </li></ul><ul><li>Birds </li></ul>
  7. 7. Wildlife (Plants) <ul><li>Pasqueflower </li></ul><ul><li>Western salsify </li></ul><ul><li>Gunnison's mariposa lily </li></ul><ul><li>Pale-purple coneflower </li></ul><ul><li>Wild bergamot </li></ul><ul><li>Ponderosa pines </li></ul><ul><li>Wavyleaf thistle </li></ul>
  8. 8. Why should we preserve Jewel Cave? <ul><li>Aesthetics </li></ul><ul><li>Natural Beauty </li></ul><ul><li>CO2 sink </li></ul><ul><li>Brings in tourism </li></ul><ul><li>Adds diversity </li></ul><ul><li>Habitat </li></ul>
  9. 9. History <ul><li>Discovered by Frank and Albert Michaud in 1900 </li></ul><ul><li>Has been used for tourism </li></ul><ul><li>Explored since the 1900’s </li></ul><ul><li>Crystal harvesting </li></ul>
  10. 10. Agencies <ul><li>U.S. National Park Service protects the cave </li></ul>
  11. 11. Threats <ul><li>Increase moisture </li></ul><ul><li>Forest fires </li></ul><ul><li>Weeds </li></ul><ul><li>Water quality </li></ul>
  12. 12. Solutions <ul><li>Plant grasses </li></ul><ul><li>“Weed Crew” pull up weeds and their roots. </li></ul><ul><li>Monitor activity above the cave </li></ul>
  13. 13. Works Cited <ul><li>http://www.nps.gov/jeca/ </li></ul><ul><li>http://www.ocs.orst.edu/pub/maps/Precipitation/Total/States/SD/sd.gif </li></ul><ul><li>www.nationalgeographic.com </li></ul>

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