By: Dr. Abe Mollalo
00:00 Purpose of the lab
00:15 Download EPA data
03:00 Yearly average PM2.5 for each station
12:13 Load the data into ArcMap and map stations
14:07 Making continuous surface using IDW interpolation
18:20 Mapmaking

Sources:
EPA (for Air quality data)
TIGER/Line (US counties boundaries):
https://www.census.gov/cgibin/geo/sh...