Problem Statement

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Problem Statement
What is the habitat status of the endangered Bay
Checkerspot Butterfly in the Bay Area?
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Questions To Be Examined

• Where do Bay Checkerspots live?
• Is any of their habitat protected?
• Might highway pollution effect their habitat?
• What pressure do they face from human
  habitation?

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Project Flow Chart
Roads
Census Data
Butterfly data
Parks
Spatial Query
Attribute Query
Spatial Query
Spatial Query
Major highways
Population of census blocks touching habitat
1500m highway pollution buffer around habitat
Parks that intersect butterfly habitat
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Further Study

• Pollution levels vs. grassland health and
  butterfly population levels (over time)
• Detailed land use status of habitat areas
• Are there other similar serpentine grasslands
  around the Bay Area? Status?
• Do any other endangered species depend on the
  serpentine grasslands?