... observed. These data support the finding that the polluted air is often transported out of the Mexico City air basin and carried aloft into the regional air masses downwind of the city. b NOy includes ... C.D.; Zhong, S.; Bian, X. The Break -in of the Basin-Plain Circulation in the Mexico Basin, presented at the 1998 spring meeting of the American Geophysical Union, Boston, MA.Abstact published in ... Circulations On Inhomgeneous OzoneConcentrations With The Mexico City Basin, Preprints, Tenth Joint Conference on the Applications of Air Pollution Meteorology, January 11-16, 1998b, Phoenix, AZ, the...