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.
Pennsylvania Time. What time is it in Pennsylvania Time Zone / Current time. Pennsylvania is in the Eastern Time Zone in the United States of America (USA). Eastern Standard Time ( EST ) is 5 hours behind Greenwich Mean Time ( GMT-5 ). Current Pennsylvania Time (Eastern Time)