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West Nile Invasion

West Nile Invasion. JJ Johnson Elizabeth Gass David Gouch. Introduction. • What is West Nile Virus? • How will it affect you? • Where will it spread?. West Nile Virus. Background Uganda, 1937 First US case: 1999 The Virus Today Encephalitis 262 US cases 23 US deaths. StarLogo Model.

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West Nile Invasion

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  1. West Nile Invasion JJ Johnson Elizabeth Gass David Gouch

  2. Introduction • What is West Nile Virus? • How will it affect you? • Where will it spread?

  3. West Nile Virus • Background • Uganda, 1937 • First US case: 1999 • The Virus Today • Encephalitis • 262 US cases • 23 US deaths

  4. StarLogo Model • Micro-model • Rule-based • Turtle = agent • Patch variables

  5. StarLogo Model

  6. The Stella Model • Macro-model • Shows spread time • Approximates people infected

  7. Mosquitos

  8. Birds

  9. Humans

  10. Infected HumanGraph

  11. Stella Results • Could spread rapidly • Most will be unaffected • Mosquito control needed

  12. Prevention • Bug spray — 25% DEET • Wear long sleeves and pants • Empty standing water

  13. Resources • Center for Disease Control — www.cdc.gov • National Biological Information Infrastructure — www.nbii.gov • West Nile Fever — www.westnilefever.com

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