Detailed text transcripts for TV channel - DW - 20190107:01:39:00
Vegetation from the data. driven off the off the ground penetrating radar shoots electromagnetic pulses into the earth from airplanes and sometimes helicopters. these signals are reflected back by any underground structures and the difference in the laser return times makes it possible to create a three d. image of the terrain it works in the forest as well because enough laser like can penetrate through the trees so that we achieve a relatively exact surface image even in the forest coming on this image of you can follow the course of the roman lemus the border between the roman empire and no...