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. Author manuscript; available in PMC: 2020 Mar 24.
Published in final edited form as: Sci Total Environ. 2018 Dec 11;658:1549–1558. doi: 10.1016/j.scitotenv.2018.12.159

Table 3.

Relative reductionsa (%) of pollutants

Site: Session calm (wind speed< 0.6 m/s) light winds (0.6 m/s<wind speed< 3 m/s)
Pollutant Full 160 m Full 160 m
UFP −24 −27 6 16
PM2.5 −22c 1c 31 33
PM10 −5c 40c 26 30
NO −26 −16 29 26
NO2 −31 −21 2 6
CO −21 −10 17 15
a

relative reduction as defined in Section 4.2

b

average of only positive values

c

only one day

n/a- data not available

UFP-Ultrafine particles

PM-Particulate matter