CHQ: Dear Sir
  Several diseases including skin cancer and hypovitaminosis D occur due to migration of dark skinned and light skinned people to each others habitats, I want to know what latitude woud be best for Fitzpatrick type IIIa skin, I mean, I'm moving to Portland, Maine is my skin best suited for UV rays there and what is the best skin type for Portland Maine, with regards on the ozone depletion that expose us to more UV,thanks.
  yours,
  [NAME]
Summary: What is the best latitude for someone with Fitzpatrick type III skin?