What kinds of data are in the LI GIS?
• geographic data, including the location of roads, water features, parks and landmarks, and base maps, which define the legal boundaries of geographical areas and serve as reference points for other maps for Nassau and Suffolk counties; • demographic data, such as data on the age, race, sex, and income of the population; • health outcome data, including relative breast cancer incidence data (observed/expected) by ZIP Code, and health facilities data; • environmental data, including land use; land cover; railroads; traffic; water use; potential sources of water pollution; releases of chemicals into water, air, and soil; electrical power lines; information on toxic chemicals and hazardous and municipal waste; and radiation
