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.
The Black Friday Bushfires. (The State of Victoria) At nearly 5 million acres burned, this Jan. 13, 1939, collection of blazes is still considered one of the largest wildfires in the world. The blazes, sparked by an oppressive heat and carelessness with fire, killed 71 people, destroying entire towns and taking out 1,000 homes and 69 sawmills.