As of August 2013 forests cover 31 percent of the world's land surface, just over 4 billion hectares or about 15,444,086 square miles.
452.38896 square miles
2.1 million square miles.
There is 17 million acres of forest in Maine.
234.6532
there are 8, but Petrified Forest National Park in Arizona has 93533 acres which is 146.14 sq miles
The Earth is approximately 197 million square miles in total.
Too many
43 square miles
316944046.766 square mi. in the world including land and water
Wenatchee National Forest has an area of 1,735,394 acres (2,711.55 sq mi, or 7,022.89 km²)
Benin, Africa - 43,484 square miles.
Walt Disney World, Florida - Covers an area of 39 square miles.