Transit users in cities with robust transit systems can save up to $10,230 per year by taking transit rather than owning a vehicle. Combined Transportation and Housing Affordability. In places with fewer transportation choices, savings on housing costs can be. Stable or Higher Housing Values.lthough housing does cost more in the downtown area, the combined cost of housing and transportation for the average household income in Aurora is $2,954 more than the cost for the average household in downtown Chicago. Map of North Center Chicago (right) and North Aurora (left).
Skin color changes can be caused by other underlying conditions or diseases including: 1  Adrenal gland dysfunction, such as Addisonâs disease. 2  Congenital (hemangioma, Mongolian spot, junctional nevus)  Exposure to chemotherapy or radiation therapy.
Hyperpigmentation in skin is caused by an increase in melanin, the substance in the body that is responsible for color (pigment). Certain conditions, such as pregnancy or Addison's disease (decreased function of the adrenal gland), may cause a greater production of melanin and hyperpigmentation.Exposure to sunlight is a major cause of hyperpigmentaion, and will darken already hyperpigmented areas.igmentation is the coloring of a person's skin. When a person is healthy, his or her skin will appear normal in color. In the case of illness or injury, the person's skin may change color, becoming darker (hyperpigmentation) or lighter (hypopigmentation).