Portside article explaining de-icing at the Portland International Aiport, Winter, 1998-1999
Image of Portside article explaining de-icing at the Portland International Aiport, Winter, 1998-1999 Image of the content inside Portside article titled “A New Trench Drain Along Concourse C. Along With The Drains Already In Place. Will Help Reduce The Amount Of Deicing And Anti-Icing Materials That Reach The Slough. This Season, We Expect To Triple The Amount Of Material Collected Over Last Year.”
Promoting the study of Columbia River Basin history
