Secondary Data

Secondary Data

1. Geological map

   • -shows solid geology and drift geology

2. Satellite map

   • -contain valuable information on weather, land use
   • -more recent
   • -more detailed

3. Goad map

   • -large scale plans
   • -frequently updatad
   • -information on retailers

4. Land use map

   • -historical documents
   • -analysis of changes
   • -investigations into land use changes

5. Postcode map

   • -more precise data
   • -more consistent data
   • -useful for local investigations

6. Census data

   • -essential source of gov. planning

7. Synoptic map

   • -useful for local investigations
   • -show isobaric and frontal systems

8. Topographic map

   • -sources of information for storing/recording data