Earth history enables us to understand those changes which no human being has ever seen (or if they have, they didn't record it) and to relate them to modern changes. Such events include: The rise and extinction of the dinosaurs. The formation of the Grand Canyon.
Earth history enables us to understand those changes which no human being has ever seen (or if they have, they didn't record it) and to relate them to modern changes. Such events include: The rise and extinction of the dinosaurs. The formation of the Grand Canyon.
