Formal:
* Pervasive: This word emphasizes the widespread and often inescapable nature of something.
* Omnipresent: This word implies that something is present everywhere at the same time.
* Universal: This word emphasizes that something is found everywhere in the world.
* Widespread: This word simply indicates that something is found in many places.
Informal:
* Everywhere: This is a simple and direct way to say that something is found everywhere.
* Commonplace: This word suggests that something is ordinary and frequently encountered.
* All over the place: This is a more casual way to say that something is found everywhere.
The best choice will depend on the specific context and the desired tone.