Fig.9:Differences of absolute temperature in 1994 for (from top to bottom):
urban station BASTA-tower roof level (22m a.g.l)-REKLIP-station Fischingen (rural, 2, a.g.l),
urban station BASTA-tower roof level (22m a.g.l) - REKLIP-station Lange Erlen (suburban, 2m a.g.l) and
urban station BASTA-tower top level (33m a.g.l) - REKLIP-station Fischingen top level (rural, 10m a.g.l).