1. Possible Satellite Data Sources Chris Elvidge NOAA-NGDC January 22, 2008

2. NASA Landsat Geocover  Global coverage from year 2000 +/-.  Freely available from University of Maryland Global Land Cover Facility.  30 meter resolution multispectral  10 meter panchromatic band  Orthorectified

3. NASA Landsat Geocover Maine Coast USA

4. Japan AIST ASTER  Global coverage from year 2xxx +/-.  15 meter resolution multispectral.  Orthorectified  Use proposals reviewed by AIST

5. AIST ASTER Maine Coast USA

6. Virtual Globes  Google Earth – copyright / use restrictions.  Yahoo Maps (http://maps.yahoo.com/beta/) has use agreement established with open street map. http://maps.yahoo.com/beta/  Microsoft virtual earth – copyright / use restrictions.  Others

7. Open Street Map  Successful GPS based system generating open source street and road data.  Substantial volunteer effort in Europe.  Has editing and labeling tools.  Has use agreement with Yahoo maps for access to aerial photography and satellite imagery.