s
FL ;
^
>
À
X
de P.
MS» JJ»
cu |
Fig. 5a: Thermal image of a 4x4 km? area in the Rhine Valley 8 km
northwest of Freiburg i.Br.
The terrain is partly wooded, the villages Gottenheim and
Umkirch are in the upper left and lower right corners re-
spectively (2. April 1976, 5.25 h, altitude 2000 m)
Fig. 5b: Same image as 5a, equidensity representation, 19 C - grey
tones ranging from < 0° (dark) to > 5° (light)