Ne Trends and Potential Benefits of Local Measures As Deduced from Air Quality 2 Measurements in the North of the Barcelona Metropolitan Area
1 2005-2017 ozone trends and potential benefits of local measures as deduced from air quality 2 measurements in the north of the Barcelona Metropolitan Area 3 Jordi Massagué1, 2, Cristina Carnerero1, 2, Miguel Escudero3, José María Baldasano4, Andrés Alastuey1, Xavier 4 Querol1 5 1 Institute of Environmental Assessment and Water Research (IDAEA-CSIC), Barcelona, 08034, Spain. 6 2 Department of Civil and Environmental Engineering, Universitat Politècnica de Catalunya, Barcelona, 08034, Spain. 7 3 Centro Universitario de la Defensa, Academia General Militar, 50090 Zaragoza, Spain. 8 4 Department of Projects and Construction Engineering (DEPC), Universitat Politècnica de Catalunya, 08028 Barcelona, 9 Spain. 10 11 SUPPLEMENTARY MATERIAL 12 13 FIGURES 14 a W 10 b N 42 30’ E 20 42°28'2.09"N 2° 3'55.71"E Vic Plain N 41°27'46.72"N 2°23'41.06"E N 41 30’ E 2 00’ E 2 30’ 60 Km 1500 Km N 15 16 Figure S1. Selected regions for retrieval of OMI Tropospheric Column NO2 in yellow: (a) area along the S–N 17 axis (~3,040 km2) which includes northern Barcelona Metropolitan Area (BMA), the Vic Plain and an area of 18 the Pre-Pyrenean range to analyze quantitatively the time trends and patterns and (b) across Western 6 2 19 Europe (~6,514 10 km ) to analyze qualitatively the NO2 spatial patterns in the two scenarios considered 20 (when the amount of O3 in the Vic Plain is high and when it is low). 21 22 a BdC b MSC BER MAN R TON MNR MSY GRA MAT PLR MON ALC VGe CTL -3 -3 NO (µgm ) NO2 (µgm ) CON JUN-AUG (0:00 to 23:00 h) JUN- AUG (0:00 to 23:00 h) 23 24 Figure S2.
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