Lidar image from 3300 feet of NY ground zero
A 2004 discussion of one millimeter per pixel resolution for Very large scale aerial (VLSA) imagers
Google earth has some aerial photos with 3 inch (7.6 cm) per pixel resolution
Foreign governments fear the high resolution pictures of sensitive buildings available to the public
Wikipedia talks about google maps and competing services. One service is Amazons A9 with van level pictures. Systematic pictures taken from the side of automobiles.
Brian Wang is a Futurist Thought Leader and a popular Science blogger with 1 million readers per month. His blog Nextbigfuture.com is ranked #1 Science News Blog. It covers many disruptive technology and trends including Space, Robotics, Artificial Intelligence, Medicine, Anti-aging Biotechnology, and Nanotechnology.
Known for identifying cutting edge technologies, he is currently a Co-Founder of a startup and fundraiser for high potential early-stage companies. He is the Head of Research for Allocations for deep technology investments and an Angel Investor at Space Angels.
A frequent speaker at corporations, he has been a TEDx speaker, a Singularity University speaker and guest at numerous interviews for radio and podcasts. He is open to public speaking and advising engagements.