An example for you: If it is 12 A.M in Eastern Standard Time, then it will be 5 A.M in Greenwich Mean Time. During the summer months, the time change results in a four hour difference between the two since the Eastern zone moves an hour forward in the spring.
The Great Black Dragon Fire -- 18 million acres. In 1987 the Great Black Dragon Fire burned three million acres in Northern China and 15 million acres in Siberia, making it the world's largest forest fire in recorded history.
As of September 20, 2013, the Rim Fire near Yosemite National Park in California has burned over a quarter million acres. (PHOTOS: Rim Fire) In records dating back to 1932, the Rim Fire now ranks as the third largest in state history, according to California's Department of Forestry and Fire Protection. Based on acres burned, the slideshow above shows the 15 largest wildfires in California's history.