Satellite Observations of NO₂ Trend over Romania

Figure 8

Diurnal variation of significant correlation (𝑃<0.05) between local, in situ, measurements and corresponding satellite records. Coloured rectangles point to the local time when the satellites pass over Bucharest: SCIAMACHY (light red) and GOME-2 at 11 LT (light magenta) and OMI at 13 LT (light green).

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