Freiburg
269 m
Bad Krozingen
E
C
238 m o v
o o.
Bremgarten ©
212 m i Feldberg
m
que—— Á
AU | 0 4 6km
o
Fig. 1: Topographic sketch of the investigation area
(circles: Windstations listed in Fig. 2b, 3
shaded: Urban area of Freiburg i.Br. and area re-
presented in Fig. 5)