World Geography - note

Factbook > Countries > World > Geography

Geography - note: the world is now thought to be about 4.55 billion years old, just about one-third of the 13.8-billion-year age estimated for the universe

Definition: This entry includes miscellaneous geographic information of significance not included elsewhere.

Source: CIA World Factbook - This page was last updated on January 20, 2018

© 2018 IndexMundi. All rights reserved.