Abstract:Davao City airshed was selected for air quality mapping using particulate matter (PM) concentrations. PM data were taken from the regulatory office, Environmental Management Bureau XI, from 2016 to 2021 to understand annual variation and determine trends that may be attributed to seasonal changes in the region. PM concentrations were spatially interpolated using Inverse distance weighting (IDW) feature, an interpolation technique of ArcGIS. PM concentration and distribution over the years showed no similar pat… Show more
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