Abstract: The purpose of this paper is to present a working model for the diffusion of gases from multiple sources in an urban area. Since 24-hr sulfur dioxide measurements were made at 32 sampling stations in Nashville, Tenn., ...

Abstract: The suggestions of Pasquill as set forth in his landmark 1961 Meteorological Magazine paper are briefly reviewed. These methods are viewed from the perspective of the requirements placed upon air agencies after the passage ...