(August 24, 2013 at 12:23 pm)popeyespappy Wrote: Aerial photography is practically useless in jungle areas because the trees cover everything up, but I remember reading about successes using satellite imagery in central America several years ago. The oldest references I found with a quick Google were about 10 years ago. I thought it was longer ago than that but CRS could be a contributing factor there.
Radar, ground-penetrating radar.
Skepticism is not a position; it is an approach to claims.
Science is not a subject, but a method.
Science is not a subject, but a method.