Follow-up to Satellite Mapping of Egypt

Much more information about Dr. Sarah Parcak and her team at the University of Alabama's Birgmingham campus can be found in a local newspaper here. Apparently Discovery Channel is filming a segment about her work.

"Anytime you see a significant change in elevation, you are going to find an archaeological site,". . . . Soils from ancient settlements are detectable because they have a higher organic content, which tends to retain more water. "Archaeological soils are chemically different than other soils," Parcak said.