Overview of Air Pollution Assessment in Northern Europe (Lithuania) by Passive Diffusion Sampling

Figure 5

Seasonal variation of mean nitrogen dioxide concentrations at site-specific areas for the entire study period from 3 November 2010 to 4 July 2011 (bar lines show ±21.6% expanded uncertainty). (a) Vilnius, transport. (b) Vilnius, residential. (c) Vilnius, suburban.

(a)

(b)

(c)