te imagery (GOME and SCIAMACHY) is providing important new information on emissions (information on emissions (NatureNature, September 1, 2005), September 1, 2005)Trends and challenges: local emissions(1)Trends and challenges: local emissions(1)北京北京天津天津空气质量较好区域污染严重2005.10.29 API 482005.10.26 API 176Air plex: VisibilityAir plex: Visibility05010015020025030019551960196519701975198019851990199520002005灰霾天数051015202530雾日天数v<=10km,rh<=90%v<=8km,rh<=90%v<=5km,rh<=90%v<=10km,90%<rh<=100%Air plex: HazeAir plex: HazeSource: Wu Dui et. Al.Source: Wu Dui et. Al.05010015019981999200020012002200320042005YearO3 Nonattainment DaysO3nonattainment days010020030040050060070080019981999200020012002200320042005YearO3 nonattainment hoursO3nonattainment hoursNational Standard: 200ug/m3Air Quality in Beijing: O3
全文预览
