Research Article

Air Quality and Human Health Risk Assessment in the Residential Areas at the Proximity of the Nkolfoulou Landfill in Yaoundé Metropolis, Cameroon

Figure 2

Non-cancer risks at the monitoring sites (the non-cancer risks of CH2O and H2S at RA0 were not calculated because they were not detected at that site; the horizontal line represents the admissible level of non-cancer risk [42, 43]).