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.
As you can see, the difference between CST and CDT in Rayville, Louisiana is one hour, because the daylight savings is adjusted by one hour. Rayville, Louisiana Time Zone Summary: Central Standard Time (CST)