Some of the major causes of air pollution include burning of fossil fuels, agricultural activities, exhaust from industries, vehicle fumes, mining operations and indoor pollutants. Air pollution has a negative impact on the environment and life in general.
Eastern Standard Time - is abbreviated as EST. Eastern Daylight Time- is abbreviated as EDT. Richmond, Virginia is GMT/UTC - 5h during Standard Time. Richmond, Virginia is GMT/UTC - 4h during Daylight Saving Time.
Cities in Central Standard Time Zone include Gary, Princeton, Evansville, Boonville and Tell City. Daylight Saving Times are used in Kentucky time zones during summer. Currently most parts observe Eastern Daylight Time, the upperwest and lowerwest corner regions observe Central Daylight Time.