Operations, like mining and truck traffic, are some of the top causes of air pollution. These activities release carbon monoxide, sulfur dioxide and nitrous oxide into the air, all of which contribute to development of smog and various health problems.
King of Prussia Information. Time Zone. Abbreviation / Name. EDT - Eastern Daylight Time. EST - Eastern Standard Time. UTC / GMT Offset. -4:00 hours during Eastern Daylight Time, currently in use. -5:00 hours during Eastern Standard Time.
Alaska Time Zone. The Alaska Time Zone observes standard time by subtracting nine hours from Coordinated Universal Time (UTCâ09:00). During daylight saving time its time offset is eight hours (UTCâ08:00). The clock time in this zone is based on mean solar time at the 135th meridian west of the Greenwich Observatory. The zone includes nearly all of the U.S. state of Alaska and is one hour behind the Pacific Time Zone. standard time: Alaska Standard Time (AKST)