all over the earth

Everywhere. Modes of communication may differ, but language is used by people all over the earth.

and all over the world

Fig. everywhere. Gravity acts the same all over the earth. Human nature is the same all over the world.

Name	Pronounced	Usage
Eustathius	-	Ancient Greek (Latinized)
Erdenechimeg	-	Mongolian
Thor	THOR (English), TOR (Danish), TOOR (Swedish, Norwegian)	Norse Mythology, Danish, Swedish, Norwegian
Tzivyah	-	Biblical Hebrew
Shikha	-	Indian, Hindi
Natasa	-	Greek