Urban green spaces can improve air quality, as vegetation absorbs pollutants and also dilutes pollutant concentrations through ventilation. However, data from air-quality monitoring stations in locations throughout Romania suggest that this often-cited benefit of vegetation is not always __________: researchers found that when there are many trees along a busy street, ventilation has minimal effect on the air quality.
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Verbal·Craft and Structure·Words in Context
mediumWhich choice completes the text with the most logical and precise word or phrase?
A
immoderate
B
realized
C
unappreciated
D
compressed