Heat-Wave Events in Spain: Air Mass Analysis and Impacts on ⁷Be Concentrations

Figure 3

Mean trajectory (centroid) of the backward trajectories at Seville (green), Madrid (blue), and Bilbao (red) at (a) 500 m, (b) 1500 m, and (c) 3000 m during the whole set of identified heat-wave events.

(a)

(b)

(c)