on NUMBER NUMBER NUMBER NUMBER NUMBER am gary lawrence murphy garym canada com wrote j if you want a region of the globe mapped out to a very j high resolution e g NUMBER meter they can scan the area with j aircraft lidar and add it to the database thereby making that j region zoomable to the resolution of the database for that j area can you give us an example of an application where NUMBER m resolution would be worth the considerable expense planning battle tactics for this reason the intelligence press reports spy satellites have had NUMBER meter resolution for many years finding an individual vehicle in a city might occasionally be possible with NUMBER m images and might occasionally also be worth the money for small areas you have legitimate access to it s probably cheaper to go there with a digital camera and a gps and take some snapshots from ground level aerial photos might be cheaper for large areas areas where you re not allowed or perhaps physically able to go and cases where you don t have time to send a ground guy around the whole area kragen pobox com kragen sitaker URL edsger wybe dijkstra died in august of NUMBER the world has lost a great man see URL and URL for details 